stop
A four letter word for 'don't go' is stay.
stop or halt is a four letter word meaning the opposite of go.
s
seek
over
Seek
dawn
swim?
h as in hunt
h as in hunt
The four-letter word that can go before "step," "bell," and "amp" is "hand." Together, they form "handstep," "handbell," and "handamp."
to look or to seek