nadir - an extreme state of adversity; the lowest point of anything The lowest point: the nadir of their fortunes. the point below the observer that is directly opposite the zenith on the imaginary sphere against which celestial bodies appear to be projected [ant: zenith] 
 narcissist - someone in love with themselves
narrative  رِوائي، قَصَصي- a message that tells the particulars of an act or occurrence or course of events; presented in writing or drama or cinema or as a radio or television program; "his narrative was interesting"; "Disney's stories entertain adults as well as children

Synonyms 1. chronicle, tale. Narrative, account, recital, history are terms for a story of an event or events. Narrative is the general term (for a story long or short; of past, present, or future; factual or imagined; told for any purpose; and with or without much detail). The other three terms apply primarily to factual stories of time already past. An account is usually told informally, often for entertainment, with emphasis on details of action, whether about an incident or a series of happenings. A recital is an extended narrative usually with an informative purpose, emphasizing accuracy and exhaustive details of facts and figures. A history, usually written and at some length, is characterized by a tracing of causes and effects, and by an attempt to estimate, evaluate, and interpret facts.

nascent - coming into existence; "a nascent republic" Coming into existence; emerging: "the moral shock of our nascent imperialism" 
natation -The act or skill of swimming.
natty - marked by smartness in dress and manners; neatly or trimly smart in dress or appearance; spruce: a natty white uniform. 
nauseate - upset and make nauseated; "The smell of the foood turned the pregnant woman's stomach"; "The mold ont he food sickened the diners
nausea -  غَثَيانthe state that precedes vomiting
nauseous - causing or able to cause nausea; "a nauseating smell"; "nauseous offal"; "a sickening stench"
nautical -  maritime, marine relating to or involving ships or shipping or navigation or seamen; "nautical charts"; "maritime law"; "marine insurance" of or pertaining to sailors, ships, or navigation: nautical terms.  
navigable - able to be sailed on or through safely; "navigable waters"; "a navigable channel navigable waters; a navigable river
nebulous -  غامض  غائم lacking definite form or limits; "gropes among cloudy issues toward a feeble conclusion"- H.T.Moore; "nebulous distinction between pride and conceit" a nebulous recollection of the meeting;
necromancy -The practice of supposedly communicating with the spirits of the dead in order to predict the future
nefarious شنيع  شائنnefarious - extremely wicked; "nefarious schemes"; "a villainous plot"; "a villainous band of thieves"  I found myself joining the nefarious conspiracy.
negligible - so small as to be meaningless; insignificant; "the effect was negligible"so small as to be meaningless; insignificant; "the effect was negligible"
nemesis  نقمة  انتقام A source of harm or ruin: Uncritical trust is my nemesis. something that a person cannot conquer, achieve, etc.: The performance test proved to be my nemesis. 
neologism - a newly invented word or phrase
neophyte -A beginner or novice: a neophyte at politics.He's a neophyte at chess.
nepotism - favoritism shown to relatives or close friends by those in power patronage bestowed or favoritism shown on the basis of family relationship, as in business and politics: She was accused of nepotism when she made her nephew an officer of the firm.
nether - located below or beneath something else; "nether garments";  the nether regions of the earth
nettle - cause annoyance in; disturb, especially by minor irritations; "Mosquitoes buzzing in my ear really bothers me"; "It irritates me that she never closes 
nexus - The core or center: "The real nexus of the money culture A means of connection; a link or tie: "this nexus between New York's
nib - the writing point of a pen
nicety - بالتَّفْصيل a subtle difference in meaning or opinion or attitude; "without understanding the finer nuances you can't enjoy the humor"; The quality of showing or requiring careful, precise treatment: the nicety of a diplomatic exchange A fine point, small detail, or subtle distinction: the niceties of etiquette.
niggard البخيل  niggardly - petty in giving or spending; "a niggardly tip"
niggle - worry unnecessarily or excessively; "don't fuss too much over the grandchildren to criticize, esp. constantly or repeatedly, in a peevish or petty way; carp: to niggle about the fine points of interpretation
nihilist -nihilism العدمية  someone who rejects all theories of morality or religious belief
nip يقرض 
Nirvana - (Hinduism and Buddhism) the beatitude that transcends the cycle of reincarnation; characterized by the extinction of desire and suffering and individual consciousnessc

nocturnal - belonging to or active during the night; "nocturnal animals are active at night"; "nocturnal plants have flowers that open at night and close by day done, occurring, or coming at night: nocturnal visit. 
noisome - causing or able to cause nausea; "a nauseating smell"; Offensive to the point of arousing disgust; foul: a noisome odor
nomadic - (of groups of people) tending to travel and change settlements frequently; "a restless mobile society"; "the nomadic habits of the Bedouins"; 
nocuous مؤذ 
nomenclature - a system of words used in a particular discipline; "legal terminology"; "the language of sociology"  A system of names used in an art or science: the nomenclature of mineralogy.
nominal - صَغير أو قَليل جِدّاً  إسْمي، بالأسْم، رَمْزي relating to or constituting or bearing or giving a name; "the Russian system of nominal brevity"; "a nominal lists of priests"; "taxable males as revealed by the nominal rolls nominal - pertaining to a noun or to a word group that functions as a noun; "nominal phrase"; "noun phrase" nominal - being such in name only; "the nominal (or titular) head of his party"
nonchalance - لامبالاةthe trait of remaining calm and seeming not to care; a casual lack of concern Casual lack of concern: "The contemptuous nonchalance of her trailed hand irritated him"  nonchalant attitude to his debts
noncommittal - very reluctant to give out information not committing oneself, or not involving committal, to a particular view, course, or the like: The senator gave us a noncommittal answer. 
nondescript -  غَريب، غَيْر مألوف، لا يُمْكِن تَحْديدُه  عسير وصفهlacking distinct or individual characteristics; dull and uninteresting; "women dressed in nondescript clothes"; "a nondescript novel" of no recognized, definite, or particular type or kind: a nondescript novel; a nondescript color lacking distinct or individual characteristics; dull and uninteresting; "women dressed in nondescript clothes"; "a nondescript novel
nonentity - a person of no influence
nostalgia - longing for something past a wistful desire to return in thought or in fact to a former time in one's life, to one's home or homeland, or to one's family and friends; a sentimental yearning for the happiness of a former place or time: a nostalgia for his college days
nostrum - hypothetical remedy for all ills or diseases;  a scheme, theory, device, etc., esp. one to remedy social or political ills; panacea
notable -  noteworthy   worthy of notice; "a noteworthy advance in cancer research notable -  celebrated, famed, famous, far-famed, illustrious, noted, renowned widely known and esteemed; "a famous actor"; "a celebrated musician"; "a famed scientist"; "an illustrious judge"; "a notable historian"; "a renowned painter" Worthy of note or notice; remarkable: notable beauty; sled dogs that are notable for their stamina. worthy of note or notice; noteworthy: a notable success; a notable theory
notoriety -ill fame the state of being known for some unfavorable act or quality
notorious - having an exceedingly bad reputation; "a notorious gangster"; "the tenderloin district was notorious for vice"
nova - a star that ejects some of its material in the form of a cloud and become more luminous in the process
noveltystate or quality of being novel, new, or unique; newness: the novelty of a new job.
novice -a person who is new to the circumstances, work, etc., in which he or she is placed; beginner; tyro: a novice in politics. 
noxious - injurious to physical or mental health; "noxious chemical wastes"; "noxious ideas" harmful or injurious to health or physical well-being: noxious fumes. Harmful to living things; injurious to health: noxious chemical wastes.
nuance - a subtle difference in meaning or opinion or attitude; "without understanding the finer nuances you can't enjoy the humor"; "don't argue about shades of meaning"
nubile - of girls or women
nugatory - of no real value; "a nugatory law"
nullify - declare invalid; "The contract was annulled"; "void a plea" to render or declare legally void or inoperative: to nullify a contract. 
numismatist - coin collector, a collector and student of money (and coins in particular
nuptial - of or relating to a wedding; "bridal procession"; "nuptial day"; "spousal rites"; "wedding cake"; "marriage vows" of or pertaining to marriage or the marriage ceremony: the nuptial day; nuptial vows.

nurture - raising someone to be an accepted member of the community; "they debated whether nature or nurture was more important" to feed and protect: to nurture one's offspring. 
nutrient - any substance that can be metabolized by an organism to give energy and build tissue
nutritious - مُغَذٍّ providing nourishment, esp. to a high degree; nourishing; healthful: a good, nutritious meal. 
nourish - nurture, sustain provide with nourishment; "We sustained ourselves on bread and water"; "This kind of food is not nourishing for young children" to cherish, foster, keep alive, etc.: He had long nourished the dream of living abroad