Denshi Jisho — Online Japanese dictionary

うぐ stupid; ignorant
Na-adjective, Noun 
うろ detour; diversion
Noun 
うえん roundabout; devious
Na-adjective, Noun 
うかい 1: detour;
2: (Suru verb) to detour; to circumvent;
3: (Noun) (Military term) turning movement
Noun 
うかい 1: detour;
2: (Suru verb) to detour; to circumvent;
3: (Noun) (Military term) turning movement
Noun 
うかつ careless; stupid; thoughtless; heedless; unobservant; inadvertant; incautious
Na-adjective, Usually written using kana alone 
うかつ careless; stupid; thoughtless; heedless; unobservant; inadvertant; incautious
Na-adjective, Usually written using kana alone 
うげん roundabout explanation
Noun 
うさん suspicious
Ateji (phonetic) reading, Na-adjective, Noun 
うせい self-deprecating first person pronoun used in letters
Pronoun, Archaism, Male term or language 
うせつ 1: (Archaism) (Male term or language) poor and careless way of living;
2: self deprecating first person pronoun
Noun 
うそう self deprecating first person pronoun used by the elderly
Noun, Archaism, Male term or language 
うきょく meander
Noun, Suru verb 
回路 うかいろ detour; diversion; alternative route
Noun 
回生産 うかいせいさん roundabout production
Noun 
回貿易 うかいぼうえき commodity shunting; roundabout trade
Noun 
闊千万 うかつせんばん very careless; quite thoughtless
Na-adjective 
婉曲 えんきょくうえん being euphemistic and circumlocutory
Noun, Na-adjective 
障害 しょうがいうかい fail-over; fault bypass
Noun 
回ルーティング うかいルーティング alternate, detour routing
Noun, Computer terminology 
障害回ブロック しょうがいうかいブロック fault bypass block
Noun 

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