Nouns Ending in RUS and Containing OS

This list gathers 41 English nouns ending in RUS and containing OS, such as Phosphorus, Brontosaurus, Tyrannosaurus, Stegosaurus, Brachiosaurus, Allosaurus and Spinosaurus. Use the sorting controls below to organize entries by length, or consult our noun grammar guide to review pluralization and capitalization rules.

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Starts with A5 words
allosaurus
ankylosaurus
apatosaurus
albertosaurus
aetosaurus
Starts with B3 words
brontosaurus
brachiosaurus
basilosaurus
Starts with C5 words
chlamydosaurus
cyclotosaurus
cyclosorus
cynosurus
chelidosaurus
Starts with D
2 words
dilophosaurus
dolichosaurus
Starts with E4 words
elasmosaurus
edmontosaurus
edaphosaurus
eosaurus
Starts with F
1 words
ferrophosphorus
Starts with G
1 words
giganotosaurus
Starts with H
2 words
hadrosaurus
hydrosaurus
Starts with I
1 words
ichthyosaurus
Starts with M
2 words
mosasaurus
megalosaurus
Starts with O
1 words
organophosphorus
Starts with P3 words
phosphorus
pachycephalosaurus
psittacosaurus
Starts with R
1 words
radiophosphorus
Starts with S5 words
stegosaurus
spinosaurus
seismosaurus
styracosaurus
simosaurus
Starts with T
2 words
tyrannosaurus
therizinosaurus
Starts with U
1 words
uredosorus
Starts with X
2 words
xenosaurus
xiphosurus

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