add a letter to mined ad get a word meaning cut to small pieces
sawn
Kerf
'Slit' would fit.
One such word is pare.
snip or nick
A quay is a platform built parallel to the shore where ships can tie up to. A pier is another four letter word where a ship can dock.
kill
i think it is trim.i found it in dictionary.com. i am answering my own question.
lop
cut
cut