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

earl :crown:

zeal.

lame :foot:

fame.

fate :eye:

pate :slightly_smiling_face:

gate.

heat :fire:

heal.

seal 🦭

Gael.

glee :smiley:

legs :leg: :mechanical_leg:

less <

loss.

soul.

solo :one:

Oslo :norway:

loco.

cool :ice_cube: