There are 14 words that end with 'umming'.
bumming | gumming | humming |
mumming | summing | chumming |
drumming | scumming | slumming |
stumming | degumming | scrumming |
strumming | thrumming | |
Note: These 14 words that end with 'umming' are found from the USA & Canada version of the tournament Scrabble word list.