Denshi Jisho — Online Japanese dictionary

無道 むどう wicked; unreasonable
Na-adjective, Noun 
無毒 むどく nonpoisonous
Na-adjective, Noun, No-adjective 
無人 むにん 1: lack of help;
2: unmanned; uninhabited
Na-adjective, Noun 
無熱 むねつ normal temperature
Noun, No-adjective 
無敗 むはい undefeated
No-adjective, Noun 
無筆 むひつ illiteracy
Noun 
無辺 むへん infinite; boundless
Na-adjective, Noun 
無帽 むぼう bare-headed; uncovered head
Noun, No-adjective 
無暴 むぼう reckless; thoughtless; recklessness
Irregular kanji usage, Na-adjective, Noun 
無銘 むめい unsigned; without a signature
Noun, No-adjective 
無毛 むもう hairless
Noun, No-adjective 
無役 むやく 1: lacking a role; lacking responsibilities;
2: duty-free; tax-free
No-adjective, Noun 
無暗 むやみ reckless; excessive
Na-adjective, Noun 
無闇 むやみ reckless; excessive
Na-adjective, Noun 
無釉 むゆう unglazed (e.g. pottery)
No-adjective 
無慾 むよく unselfish; disinterested; unavaricious; free of avarice
Na-adjective, Noun, No-adjective 
無慮 むりょ approximately
Adverb 
無類 むるい matchless; unequalled; unequaled
Na-adjective, Noun, No-adjective 
無くす なくす 1: to lose something;
2: to get rid of
Common word, Godan verb with su ending, Transitive verb 
無意味 むいみ nonsense; no meaning; meaningless
Common word, Na-adjective, Noun 
無利子 むりし (earning or paying) no interest
Common word, Noun 
無いと ないと 1: (Usually written using kana alone) (Abbreviation) (Colloquialism) (after negative base of verb) have to (verb); must (verb);
2: is indispensable; absolutely necessary
Expression 
無かる なかる to not be; to be absent
Godan verb - aru special class, Archaism 
無きゃ なきゃ 1: (Usually written using kana alone) (Colloquialism) unless one ...; if one does not ...;
2: (Usually written using kana alone) (Colloquialism) (Abbreviation) cannot do without something;
3: (after negative base of verb) have to do
Suffix 
無しで なしで without
Expression 
無気味 ぶきみ weird; ominous; eerie; uncanny; ghastly
Na-adjective, Noun 

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