dot·tle 
(dŏtl)
(dŏtl)n.
The plug of tobacco ash left in the bowl of a pipe after it has been smoked.
[From DOT1, lump (obsolete).]
- commercialistic
- commercialization
- commercialize
- commercially
- commercial paper
- commercial traveler
- commie
- commination
- comminatory
- Commines
- Commines
- commingle
- comminute
- comminution
- commiserate
- commiseration
- commiserative
- commiseratively
- commiserator
- commissar
- commissariat
- commissary
- commission
- commissionable
- commissionaire