Countable Nouns Ending in IN and Containing OS

Explore 22 verified English countable nouns ending in IN and containing OS, including Rosin, Myosin, Prostaglandin, Grosgrain, Cephalosporin, Isospin and Tropomyosin. Browse these count nouns with singular and plural forms below, or review singular and plural count rules in our noun grammar guide.

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Starts with B
1 words
bromeosin
Starts with C
2 words
cephalosporin
chymosin
Starts with D
1 words
dihydrostreptomycin
Starts with E
2 words
endostatin
erythrosin
Starts with G
2 words
grosgrain
gospodin
Starts with I
1 words
isospin
Starts with J
1 words
joskin
Starts with M
2 words
myosin
meromyosin
Starts with N
1 words
nigrosin
Starts with P
5 words
prostaglandin
prostacyclin
phosphoprotein
pocosin
phosphoglycoprotein
Starts with R
1 words
rosin
Starts with S
1 words
sitosterin
Starts with T
2 words
tropomyosin
thymosin

•Browse Countable Nouns by Letter (A to Z)

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