必要【ひつよう】
necessary, needed, essential, indispensable, necessity, need, requirement
必ず【かならず】
always, without exception, necessarily, certainly, without fail, positively, invariably
必ずしも【かならずしも】
(not) always, (not) necessarily, (not) entirely, (not) all
必死【ひっし】
frantic, frenetic, desperate, inevitable death, brinkmate (inevitable checkmate)
必着【ひっちゃく】
must arrive, must be received
不必要【ふひつよう】
unnecessary, needless
必然的【ひつぜんてき】
inevitable, necessary
必勝【ひっしょう】
certain victory
必然【ひつぜん】
inevitable, necessary, certain, sure, inevitability, necessity
必須【ひっす】
indispensable, essential, requisite, required, compulsory, necessary
必修【ひっしゅう】
required (subject)
必携【ひっけい】
handbook, manual, vade mecum, essential item, must-have