無料【むりょう】
free (of charge), gratuitous
無職【むしょく】
without an occupation, unemployed, jobless
無理【むり】
unreasonable, unnatural, unjustifiable, impossible, forcible, forced, compulsory, excessive (work, etc.), immoderate, to work too hard, to try too hard, no way, not a chance, never, dream on, irrational
無罪【むざい】
innocence, being not guilty
無線【むせん】
radio (communication), wireless, not using wires
無効【むこう】
invalid, void, ineffective, unavailable
有無【うむ】
existence or nonexistence, presence or absence, consent or refusal, yes or no
無償【むしょう】
without compensation, without reward, without pay, free (of charge)
無縁【むえん】
unrelated, unconnected, irrelevant, indifferent, divorced from, having nothing to do with one, being foreign to one, without relations (esp. of a deceased person), having no surviving relatives, unrelated to the teachings of Buddha, unable to be saved by Buddha
無事【ぶじ】
safety, security, peace, quiet, safely, without incident, successfully, good health, inaction, ennui
無人【むじん】
unmanned, uninhabited, unattended, deserted, shorthandedness, lack of help
無断【むだん】
absence of permission, lack of permission, absence of (advance) notice, lack of notice
無言【むごん】
silence (not speaking), muteness
無条件【むじょうけん】
unconditional
無責任【むせきにん】
irresponsibility
無数【むすう】
innumerable, countless, numberless
無用【むよう】
useless, futile, unnecessary, needless, not on business, unrelated, unauthorised, unauthorized, prohibited, banned, forbidden
無名【むめい】
nameless, unnamed, anonymous, unsigned, obscure, unknown, not famous, causeless, unjustifiable
無限【むげん】
infinity, infinitude, eternity, infinite, limitless
無期限【むきげん】
indefinite