There are 18 words that end with 'tline'.
| cutline | hotline | potline |
| setline | outline | ratline |
| beltline | buntline | bustline |
| gantline | flatline | plotline |
| trotline | coastline | frontline |
| frostline | sightline | waistline |
Note: These 18 words that end with 'tline' are found from the USA & Canada version of the tournament Scrabble word list.