Nearly. Almost, well-nigh, intimately, closely, approximately.
Ant. Quite, entirely, distantly, remotely.
Neat. Trim, tidy, prim, precise, spruce, clean, cleanly, orderly, natty, dapper, nice.
Ant. Negligent, slack, slovenly, slouchy, dirty, soiled, disorderly, dowdy, untidy, rough, unkempt, rude, uncared for.
Necessary. Essential, inevitable, needful, infallible, undeniable, indispensable, required, requisite, unavoidable.
Ant. Optional, useless, contingent, worthless, casual, non-essential, needless.
Necessitate. Force, compel, coerce, make necessary, oblige, constrain, make, drive, impel.
Ant. Persuade, convince, induce, tempt, coax, allure; liberate, release.
Necessity. Need, requirement, want, compulsion, fate, fatality, requisite, destiny, essential, emergency, extremity, exigency, indispensableness, urgency, unavoidableness, sine qua non.
Ant. Choice, contingency, doubt, option, freedom, uncertainty, fortuity, doubtfulness, dubiousness, possibility.