Denshi Jisho — Online Japanese dictionary

瘤 こぶ bump; lump; protuberance; swelling
Common word, Noun, Usually written using kana alone 
瘤牛 こぶうし zebu
Noun, Usually written using kana alone 
瘤鯛 こぶだい (adult male) Asian sheepshead wrasse (Semicossyphus reticulatus)
Noun, Usually written using kana alone 
鼻瘤 びりゅう rhinophyma; red swollen nose (often associated with alcoholism)
Noun 
瘤つき こぶつき having a child (usu. from a former relationship); accompanied by one's child
Noun, No-adjective, Usually written using kana alone 
瘤付き こぶつき having a child (usu. from a former relationship); accompanied by one's child
Noun, No-adjective, Usually written using kana alone 
根瘤 こんりゅう root nodule
Noun 
腫瘤 しゅりゅう lump; mass; tumor (tumour)
Noun 
力瘤 ちからこぶ large biceps
Noun 
腱膜瘤 けんまくりゅう bunion; hallux valgus
Noun 
瘤白鳥 こぶはくちょう mute swan (Cygnus olor)
Noun, Usually written using kana alone 
一瘤駱駝 ひとこぶらくだ dromedary
Noun 
二瘤駱駝 ふたこぶらくだ Bactrian camel (Camelus bactrianus)
Noun, Usually written using kana alone 
目の上の瘤 めのうえのこぶ a thorn in one's side; a pain in the butt (often someone higher in rank, ability, etc.); nuisance; something in the way
Expression 
動脈瘤 どうみゃくりゅう aneurysm; aneurism
Noun 
静脈瘤 じょうみゃくりゅう a varix
Noun 
脳動脈瘤 のうどうみゃくこぶ cerebral aneurysm
Noun 
力瘤を入れる ちからこぶをいれる to work earnestly
Expression, Ichidan verb 
目の上のたん瘤 めのうえのたんこぶ a thorn in one's side; a pain in the butt (often someone higher in rank, ability, etc.); a person standing in one's way; a superior who obstructs one's freedom of action
Expression 
腹部大動脈瘤 ふくぶだいどうみゃくりゅう abdominal aortic aneurysm
Noun 

You can also

Look up kanji details for *瘤*.

Try a Yahoo Jisho search for *瘤* .
Try a Goo Jisho search for *瘤* .
Try a Google search for *瘤* .