Countable Nouns Ending in CUS and Containing R

Browse 35 valid English countable nouns ending in CUS and containing R, from Circus, Refocus, Crocus, Streptococcus, Enterococcus, Australopithecus and Arcus 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 A
6 words
andronicus
australopithecus
arcus
amaracus
andricus
anthropopithecus
Starts with B
1 words
bruscus
Starts with C
9 words
circus
crocus
cryptococcus
cercopithecus
cercus
cysticercus
centrocercus
centriscus
chlorococcus
Starts with D
3 words
dermococcus
dicranocercus
deradenoncus
Starts with E
4 words
enterococcus
eleutherococcus
erithacus
embryulcus
Starts with L
1 words
lumbricus
Starts with M
1 words
micrococcus
Starts with O
1 words
overfocus
Starts with P
1 words
prefocus
Starts with R
4 words
refocus
rhoncus
ruscus
rypticus
Starts with S
2 words
streptococcus
sphyrapicus
Starts with T
1 words
trochiscus
Starts with U
1 words
uraniscus

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