There are 18 6-letter words that start with 'gas'.
| gasbag | gascon | gashed | gasher | gashes |
| gasify | gasket | gaskin | gaslit | gasman |
| gasmen | gasped | gasper | gassed | gasser |
| gasses | gasted | gaster | ||
Note: These 18 6-letter words that start with 'gas' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with gast, gaso, gass, gash, gasi, gasp, gasc, gase, gask, gasl, gasa, gasb, gasm, gasw.
4-letter words start with 'gas' (3)