a man who serves as a sailor | small auxiliary gas burner that provides a flame to ignite a larger gas burner |
any of various dark heavy viscid substances obtained as a residue | an inclined metal frame at the front of a locomotive to clear the track |
| something that serves as a model or a basis for making copies |
| a program exemplifying a contemplated series; intended to attract sponsors |
| someone who is licensed to operate an aircraft in flight |
| a person qualified to guide ships through difficult waters going into or out of a harbor |