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

malt.

salt :salt:

Alps :mountain:

lisp :computer:

Very early computer language

list.

slit.

tile :v:t5:

pile :poop:

line___________

lint :t_rex:

lift :top:

flit.

gilt :coin:

tail.

pail :t_rex:

nail :palm_down_hand:

rail :mountain_railway:

wail :crying_cat_face:

wall :house:

tall :top: