showing or having no interest, energy etc

uncaring, disinterested

(of food) with very little taste

tasteless; indistinctive

without energy or force

not strong; ineffective

weak; fragile

breakable, weak

unimportant

insignificant

(of a person) having no energy

drooping, dull, listless

gentle; not severe

gentle, temperate, non-irritating

not popular

not liked or sought after

not confident; not certain or reliable

doubtful, insecure