部 (Kanji for section)

Onyomi

Our section of town is double the size of your section! BOO your section!!

( xxx ) ぶ

SUFFIX meaning "the XXX" club (baseball, origami, etc.) SUF
★★☆☆☆

全部(ぜんぶ)	all of it ★★★★★ 全 (all) + 部 (section) = 全部 (all of it)
部分(ぶぶん)	a part or piece. ★★★★☆ 部 (section) + 分 (understand / divide / minute) = 部分 (a part or piece. )
一部(いちぶ) のｘｘｘ	some of ★☆☆☆☆ 一 (one) + 部 (section) = 一部 (some of) some / a certain part of (some complaints / part of the community / some lesbian separatists / some parts of the body / part of the crops)(
細部(さいぶ)	a detail ☆☆☆☆☆ 細 (slender) + 部 (section) = 細部 (a detail)