Countable Nouns Starting with DUMB and Containing UM

Explore 10 verified English countable nouns starting with DUMB and containing UM, including Dumbass, Dumbbell, Dumbwaiter, Dumbshit, Dumbo, Dumbledore and Dumbphone. Browse these count nouns with singular and plural forms below, or review singular and plural count rules in our noun grammar guide.

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Starts with DUMBA
1 words
dumbass
Starts with DUMBB
1 words
dumbbell
Starts with DUMBC
1 words
dumbcane
Starts with DUMBH
1 words
dumbhead
Starts with DUMBL
1 words
dumbledore
Starts with DUMBO
1 words
dumbo
Starts with DUMBP
1 words
dumbphone
Starts with DUMBS
2 words
dumbshit
dumbshow
Starts with DUMBW
1 words
dumbwaiter

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