Denshi Jisho — Online Japanese dictionary

部 ぶ 1: department (in an organization); division; bureau;
2: club;
3: part; component; element;
4: category;
5: (Counter) counter for copies of a newspaper or magazine
Common word, Noun, Noun suffix 
部 べ hereditary occupational group (Yamato period)
Noun 
部位 ぶい part; position (in a whole, i.e. body)
Common word, Noun, No-adjective 
部下 ぶか subordinate person
Common word, Noun 
部屋 へや 1: room;
2: (Abbreviation) sumo stable
Common word, Noun 
部誌 ぶし club journal; club notebook
Noun 
部費 ぶひ club budget; club expense
Noun 
部員 ぶいん staff; member
Common word, Noun, No-adjective 
部会 ぶかい section meeting
Common word, Noun 
部首 ぶしゅ radical (of a kanji character)
Common word, Noun 
部署 ぶしょ one's duty post; one's duty station
Common word, Noun, Suru verb 
部数 ぶすう no. of copies; circulation
Common word, Noun 
部族 ぶぞく tribe; clan; house
Common word, Noun, No-adjective 
部隊 ぶたい force; unit; corps; echelon; element
Common word, Noun 
部内 ぶない the staff; inside the department
Common word, Noun 
部品 ぶひん parts; accessories; components
Common word, Noun 
部分 ぶぶん portion; section; part
Common word, Noun 
部門 ぶもん division (of a larger group); branch; field; class (subclass); group; category; department
Common word, Noun, No-adjective 
部落 ぶらく 1: (Sensitive) hamlet; subunit of village;
2: burakumin area
Common word, Noun 
部活 ぶかつ club activities
Noun 
部外 ぶがい outside the department
Noun 
部材 ぶざい component; part; member; fitting
Noun 
部財 ぶざい component; part; member; fitting
Irregular kanji usage, Noun 
部室 ぶしつ clubroom
Noun 
部所 ぶしょ one's duty post; one's duty station
Noun, Suru verb 
部属 ぶぞく assign to sections; division
Noun 

Found 101 words. Page one, two, three, four

You can also

Look up kanji details for 部.

Try a Yahoo Jisho search for 部 .
Try a Goo Jisho search for 部 .
Try a Google search for 部 .