There are 23 words that start with 'gag'.
gag | gaga | gage | gags |
gaged | gager | gages | gagaku |
gagers | gagged | gagger | gaggle |
gaging | gagman | gagmen | gagakus |
gaggers | gagging | gaggled | gaggles |
gagster | gaggling | gagsters | |
Note: These 23 words that start with 'gag' are found from the USA & Canada version of the tournament Scrabble word list.