Four letter Word Game

Busy

bust

bunt

hunt

hint

mint

mine

mane

many

mang

not a word i'm familiar with, but there it is
verb
1. to beg or solicit money from (someone)
2. (transitive)
to mix or knead (something)
3. (intransitive)

to mingle or speak with people

hang

pang

ping

pint

piat

pict

pint

dint

Diet

dirt

dira

dire

Sire

sore

wore

worm

warm

farm