Stub

a short piece remaining on a trunk or stem where a branch is lost

a small piece

a torn part of a ticket returned to the holder as a receipt

the part of a check that is retained as a record

the small unused part of something (especially the end of a cigarette that is left after smoking)

pull up (weeds) by their roots

extinguish by crushing

clear of weeds by uprooting them

strike (one's toe) accidentally against an object