Denshi Jisho — Online Japanese dictionary

ニグロ negro
Noun, Colloquialism 
ニケツ sharing the same seat on a bicycle, scooter, etc.
Noun, Slang 
にこめ 200 metre individual medley (swimming)
Noun, Abbreviation 
ニコラ NICOLA
Noun, Computer terminology 
にこり smile (sweetly); grin
Adverb, Adverb taking the 'to' particle, Onomatopoeic or mimetic word 
ニゴイ Hemibarbus barbus (species of cyprinid)
Noun, Usually written using kana alone 
にして 1: only; just because;
2: although; even;
3: at (place, time); in (time span)
Expression 
にしろ though; even if; whether ... or ...
Expression 
ニシン Pacific herring (Clupea pallasii)
Noun, Usually written using kana alone 
にする 1: to place, or raise, person A to a post or status B;
2: to transform A to B; to make A into B; to exchange A for B;
3: to make use of A for B; to view A as B; to handle A as if it were B;
4: to feel A about B;
5: to decide (on something)
Expression, Suru verb - irregular, Transitive verb 
にせよ granted that; even if; even though
Expression 
にたり smirkingly; smugly; broadly
Adverb taking the 'to' particle 
ニタリ pelagic thresher (species of thresher shark, Alopias pelagicus)
Noun 
ニッカ knickerbockers
Noun, Abbreviation 
ニッチ niche
Noun, Na-adjective 
ニトロ 1: nitro-;
2: (Abbreviation) nitroglycerin
Noun, Prefix 
ニブヒ Nivkh (ethnic minority group of Russia, living near the Amur river and on Sakhalin)
Noun 
ニブフ Nivkh (ethnic minority group of Russia, living near the Amur river and on Sakhalin)
Noun 
ニムダ NIMDA
Noun, Computer terminology 
にゃあ mewing (cat); meow; miaow
Adverb, Adverb taking the 'to' particle, Onomatopoeic or mimetic word 
にゃお mewing (cat); meow; miaow
Adverb, Adverb taking the 'to' particle, Onomatopoeic or mimetic word 
にやり broadly grinning
Adverb, Adverb taking the 'to' particle, Onomatopoeic or mimetic word 
ニヤリ broadly grinning
Adverb, Adverb taking the 'to' particle, Onomatopoeic or mimetic word 
ニンフ nymph
Noun 
ニヴヒ Nivkh (ethnic minority group of Russia, living near the Amur river and on Sakhalin)
Noun 
ニヴフ Nivkh (ethnic minority group of Russia, living near the Amur river and on Sakhalin)
Noun 

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