WHOLE CHARACTER
部bù
part; section (部分, 全部); a department; ministry (外交部); troops (部队); (measure) for works, films (一部小说)
部 is a part — a section, a ministry, or a whole army unit.
ZDIC: 形声, right meaning and left sound — the place ear is the meaning piece here.
SOUND (LEFT PIECE 咅)
咅pǒu
an archaic graph
Named by ZDIC as the sound side of 部; its syllable matches none of bù's modern parts.
In 部: sound (left piece 咅) Named by ZDIC as the sound side; an archaic graph, not a learner word, and its syllable matches none of bù's parts.
MEANING (RIGHT FORM; THE PLACE EAR)
阝fù; yì
mound/step-hill (阜, the LEFT ear); city/place (邑, the RIGHT ear)
A bound radical form with two shapes: the left ear from 阜 (as in 院), the right ear from 邑 (as in 那, 部). Not a standalone page.
In 部: meaning (right form; the place ear) The right-side ear is the meaning piece here (右形左声), tied to places.