Uncountable Nouns with UMB

Browse 124 verified English uncountable nouns containing the letters UMB, including Number, Lumber, Plumbing, Crumble, Cucumber, Slumber and Crumb. Filter these mass nouns and non-count terms for substances and concepts by word length below, or check quantifier and measurement rules in our noun grammar guide.

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Starts with A
2 words
adumbration
accumbency
Starts with B
12 words
bumbling
breadcrumbing
bujumbura
bumbleberry
bumbledom
bumblefoot
bumblepuppy
bumblingness
bumbo
benumbment
benumbedness
bumbailiffship
Starts with C
22 words
columbia
crumble
cucumber
crumb
crumbling
columbian
cumbia
cumberlands
cumber
cumbersomeness
columbium
crumbliness
cumbrance
columbite
cumbungi
cumbrousness
crumbiness
columbate
cumberment
calumba
crumblingness
crumblement
Starts with D
12 words
dumbshit
dumbness
drumbeating
dumbshow
dumbfoundedness
disencumbrance
disencumberment
decumbency
dumbsizing
decumbiture
decumbence
denumberment
Starts with E
2 words
encumbrance
encumberment
Starts with F
1 words
fumblingness
Starts with G
3 words
gumbo
gypsumboard
gumbotil
Starts with H
4 words
humbug
humbleness
humbuggery
humblesse
Starts with I
1 words
incumbency
Starts with J
2 words
jumble
jumboization
Starts with K
2 words
kumbaya
kachumber
Starts with L
6 words
lumber
lumbering
lumbago
lumbersomeness
lumberingness
lumbang
Starts with M
10 words
mumbai
mumbo
mumblecore
mumblety-peg
murrumbidgee
mitumba
macumba
mumbletypeg
manganocolumbite
mumblement
Starts with N
6 words
number
numbness
numbering
numbing
numbles
numberlessness
Starts with O
1 words
obumbration
Starts with P
9 words
plumbing
plumbism
plumbago
plumbite
plumbness
plumbery
plumbate
plumbisolvency
plumbosolvency
Starts with R
10 words
rumbling
rumba
recumbency
rumbustiousness
rumbullion
recumbence
rumbledethumps
rumbo
rumbledethump
rumblegumption
Starts with S
7 words
slumber
slumberland
scumber
superincumbency
slumberousness
slumbrousness
superincumbence
Starts with T
4 words
tumbling
tumbes
tumbaga
tumblehome
Starts with U
7 words
umbrage
umber
umbilication
umbrageousness
unencumberedness
umbonation
unnumberableness
Starts with Z
1 words
zerumbet

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Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.