tar
Refers to the dark viscous substance obtained from coal or wood, used in road surfacing, roofing, and as a raw material.
Tar from cigarette smoke built up on his teeth.
Work is being done to apply tar to the road.
This cigarette contains a lot of tar.
This road used to be paved with tar.
tar dye
coal tar
tar sand; oil sand
tar pitch
Loanword from English 'tar'.