WHOLE CHARACTER
作zuò, zuō
to do; to make (工作, 作业); to rise (枪声大作); to write; to compose (作曲); to act as; to be (作为); works (作品)
作 is to do and to make — work, works of art, and 作坊 workshops read zuō.
The dictionary’s detailed entry gives 会意, 从人、从乍: person and 乍 as the named pieces, without a sound role forced for 乍.
MEANING: PERSON
亻rén
person (from 人)
Left-side person form; not a standalone page.
In 作: meaning: person Shown with its documented or clearly limited role.
MEANING PIECE (乍)
乍zhà
suddenly; for the first time
The associative piece named in the cached detailed entry for 作 (会意, 从人、从乍).
In 作: meaning piece (乍) Shown with its documented or clearly limited role.