necessity, n. [requisite], [necessary], [requirement], [essential]; exigency, [urgency]; indispensability. Antonyms: [choice], [option], contingency, doubtfulness, [possibility].

neck, n. Associated words: nape, cervical, scruff, atlas, axis, palea, dewlap, scrag, gula, nucha, auchenium, décolleté, jugular, jugulum, [wattle], wimple, [wryneck], torticollis, Adam's [apple], splenius, ruche, colliform, fichu, withers, gorget, carotid, [goiter], retrocollic, cruels, nuchalgia, ruff, crane.

necktie, n. cravat, neckcloth, [scarf], [tie].

necromancer, n. [wizard], [sorcerer], [magician], [conjurer], exorcist, [soothsayer], diviner.

necromancy, n. [magic], [conjuration], [enchantment], [sorcery], black [art].

need, n. [want], [necessity], extremity, [strait], exigency, [urgency]; [poverty], [penury], [privation], indigence.

need, v. [require], [lack], [want].

needful, a. [requisite], [necessary], [essential], indispensable, required.

needleprick, n. acupuncture.

needless, a. [unnecessary], [groundless], [unfounded].