Countable Nouns Starting with R and Containing UM

Browse 81 valid English countable nouns starting with R and containing UM, from Resume, Rumor, Referendum, Rum, Rumble, Rectum and Rumbling to rarer terms. Check definitions and spelling below, or visit our noun grammar guide to review singular and plural count rules.

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Starts with RA4 words
radiostrontium
rastrum
ramentum
ranarium
Starts with RE24 words
resume
referendum
rectum
resumption
recumbent
residuum
reticulum
rehumanization
reassumption
relatum
retinaculum
refugium
reargument
resumptive
recumbency
redgum
regnum
responsum
resumer
receptaculum
recumbence
replum
reptilium
reddendum
Starts with RH10 words
rheumatic
rheumatologist
rheum
rhumb
rheumatics
rhizobium
rhumbatron
rhodanthemum
rhynchosporium
rhipidium
Starts with RO6 words
rostrum
rockumentary
rosarium
rostellum
rockjumper
rocktrumpet
Starts with RU24 words
rumor
rum
rumble
rumbling
rummage
rump
rumblings
rumination
rummy
rumba
rumple
rumpus
ruminant
rumen
rumormonger
rumrunner
rumorer
rumaki
rumdum
rumbler
rumpy
rumpot
rummager
rumbullion

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