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

zeal.

seal.

also.

solo.

loss :disappointed:

less.

sled.

deal :black_joker:

idle.

like :smiley:

lies.

silo.

soil :man_farmer:

foil :person_fencing:

file.

life :heart:

mile.

lien.

Nile.

lino.