Chinese words with 初 character meaning (HSK)

初级

CHU1, JI2
junior, primary

最初

ZUI4, CHU1
first, primary, initial

初步

CHU1, BU4
initial, preliminary, tentative

当初

DANG1, CHU1
at that time, originally

起初

QI3, CHU1
originally, at first, at the outset