ないnonexistent; not being (there); unowned; not had; unpossessed; unique; not; impossible; won't happen; to not be; …
I-adjective
無くてはならないcannot do without something; indispensable; absolutely necessary; have to do
Expression
無くてはいけないcannot do without something; indispensable; absolutely necessary; have to do
Expression
無くてはいけませんcannot do without something; indispensable; absolutely necessary; have to do
Expression
なくてもeven if not; even without
Expression
なくてはwithout; unless; have to do
Expression
無くて七癖every person has their eccentricities
Expression
なくてもよいneed not; (not) have to; need not have; need not exist
Expression