Countable Nouns Ending in US and Containing RU
Browse 187 valid English countable nouns ending in US and containing RU, from Virus, Coronavirus, Chorus, Citrus, Antivirus, Uterus and Thesaurus 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
15 words antivirus
adenovirus
arbovirus
allosaurus
ankylosaurus
apatosaurus
anestrus
albertosaurus
arenavirus
aegagrus
acarus
aetosaurus
aechmophorus
antibarbarus
anomalurus
Starts with B
9 words brutus
brontosaurus
brachiosaurus
baculovirus
basilosaurus
bunyavirus
bungarus
bruchus
bruscus
Starts with C
24 words coronavirus
chorus
citrus
cyrus
cirrus
cytomegalovirus
coxsackievirus
crus
carnotaurus
cyperus
crureus
caurus
chlamydosaurus
cantharus
chondrus
celastrus
cyclotosaurus
clathrus
canephorus
coenurus
catoptrophorus
cumulocirrus
cyclosorus
cynosurus
Starts with D
4 words dilophosaurus
diestrus
dolichosaurus
dolichurus
Starts with E
15 words estrus
epicurus
enterovirus
elasmosaurus
equinovarus
echovirus
edmontosaurus
edaphosaurus
electrophorus
ephorus
eurus
eremurus
eurypterus
epomophorus
eosaurus
Starts with F
3 words flavivirus
filovirus
februarius
Starts with G
3 words gyrus
glomerulus
giganotosaurus
Starts with H
6 words humerus
hantavirus
herpesvirus
hadrosaurus
helleborus
hydrosaurus
Starts with I
2 words influenzavirus
ichthyosaurus
Starts with J
1 words juniperus
Starts with L
4 words lentivirus
laurustinus
lathyrus
leonurus
Starts with M
9 words mosasaurus
megalosaurus
metapneumovirus
morbillivirus
myxovirus
metestrus
mimivirus
mycovirus
miurus
Starts with N
2 words norovirus
nematodirus
Starts with O
4 words organophosphorus
oncovirus
orthomyxovirus
oncornavirus
Starts with P
21 words phosphorus
papyrus
papillomavirus
poliovirus
parvovirus
pylorus
prunus
poxvirus
paramyxovirus
polyomavirus
provirus
pachycephalosaurus
pelorus
parus
picornavirus
pneumovirus
papovavirus
proestrus
psittacosaurus
polypterus
pyrophorus
Starts with R
11 words ruckus
rumpus
retrovirus
rhinovirus
rotavirus
rufous
rubus
reovirus
rhabdovirus
rutilus
ruscus
Starts with S
19 words stegosaurus
spinosaurus
sorus
sarus
semichorus
seismosaurus
susurrus
styracosaurus
silurus
subvirus
sceloporus
scarus
sparus
simosaurus
saguerus
sistrurus
saururus
stachyurus
sphingurus
Starts with T
7 words taurus
thesaurus
torus
tyrannosaurus
togavirus
therizinosaurus
trachypterus
Starts with U
5 words uterus
urus
ultrasaurus
ultravirus
uredosorus
Starts with V
2 words virus
varus
Starts with W
1 words walrus
Starts with X
5 words xerus
xyleborus
xenosaurus
xenurus
xiphosurus
Starts with Z
3 words zonurus
zophorus
zoophorus