Denshi Jisho — Online Japanese dictionary

潤す うるおす 1: to moisten; to wet;
2: to profit; to enrich; to benefit
Common word, Godan verb with su ending, Transitive verb 
煩い うるさい 1: (Usually written using kana alone) noisy; loud;
2: fussy;
3: annoying; troublesome; tiresome; importunate;
4: bossy
Common word, Adjective 
運営 うんえい management; administration; operation
Common word, Noun, Suru verb 
運航 うんこう operating (e.g. ships, aircraft)
Common word, Noun, Suru verb 
運行 うんこう 1: service (bus, train); operation;
2: motion; revolution; movement
Common word, Noun, Suru verb 
運送 うんそう transport; freight; shipping
Common word, Noun, Suru verb 
運賃 うんちん 1: fare;
2: freight rates; shipping expenses
Common word, Noun 
運転 うんてん operation; motion; driving
Common word, Noun, Suru verb, No-adjective 
運動 うんどう motion; exercise
Common word, Noun, Suru verb 
運搬 うんぱん transport; carriage
Common word, Noun, Suru verb 
運命 うんめい fate; destiny; lot
Common word, Noun 
運用 うんよう 1: making use of; application; practical use; investment;
2: operation
Common word, Noun, Suru verb 
有益 ゆうえき beneficial; profitable
Common word, Na-adjective, Noun 
有害 ゆうがい harmfulness
Common word, Na-adjective, Noun 
有限 ゆうげん finite; limited
Common word, No-adjective, Na-adjective, Noun 
有効 ゆうこう validity; legality; availability; effectiveness
Common word, Na-adjective, Noun 
有罪 ゆうざい guilt; culpability
Common word, Noun, No-adjective 
有人 ゆうじん manned; occupied; piloted
Common word, Noun, No-adjective 
有数 ゆうすう prominent; leading; foremost; distinguished
Common word, Na-adjective, Noun, No-adjective, Noun suffix 
有線 ゆうせん communicate by wire
Common word, Noun, No-adjective 
有毒 ゆうどく poisonous; toxic
Common word, Na-adjective, Noun, No-adjective 
有能 ゆうのう able; capable; efficient; skill
Common word, Na-adjective, Noun 
有望 ゆうぼう good prospects; full of hope; promising
Common word, Na-adjective, Noun 
有名 ゆうめい 1: famous;
2: (Noun) fame
Common word, Na-adjective 
有用 ゆうよう useful; helpful
Common word, Na-adjective, Noun 
有明 ありあけ dawn (sometimes esp. in ref. to the 16th day of the lunar month onward)
Noun 

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