Four letter words--Change 0 to 1 letter to make a new word

ears.

pear.

ripe :apple:

pine.

wine :champagne:

wink :wink:

wing.

gain :dollar:

nail.

lane :motorway:

lean /

dean :woman_student:

mean.

amen :pray:

name.

mane :lion:

mean :angry:

jean :jeans:

earn.

rang :bell: