Fish - fish or, when referring to different types of fish: fishes
lynx - lynxes
grass - grass or, when referring to different types of grass: grasses
hippopotamus - hippopotami or hippopotamuses
Grasses (This refers to different varieties of the plant. For example, rye and Bermuda are two different grasses.)
Hippopotami (Almost all words ending in -us are from the Latin, and that singular ending transforms to an -i in the plural.)
There are two accepted plurals of hippopotamus: hippopotamuses and hippopotami. In order to avoid debate, "hippos" is more often used.
The plural of hippo is hippos.
hippopotomuses
hippopotami.
hipopipoinon
the plural of hippopotamus is hippopotamus, hippopotamuses, or hippopotami
Straight answer: no. According to AskOxford, the ultimate source of English language questions, the plural of hippopotamus is hippopotamuses.
There are two accepted plurals of hippopotamus: hippopotamuses and hippopotami. In order to avoid debate, "hippos" is more often used.
There are two accepted plurals of hippopotamus: hippopotamuses and hippopotami. In order to avoid debate, "hippos" is more often used.
There are two accepted forms of the noun: adviser and advisor.The plural forms are advisers and advisors.The plural possessive forms are advisers' and advisors'.
There are two accepted plural forms of the noun pharynx:pharyngespharynxes
Plural of abacus: abaci or abacuses.
There are two accepted plural forms of the noun vertex: vertices and vertexes.The plural possessive forms are vertices' and vertexes'.
Octopi and octopuses are both accepted plural forms for the singular octopus.
There are two accepted forms of the noun: adviser and advisor.The plural forms are advisers and advisors.
The possessive plural form of "curriculum" is "curricula's".
There are two accepted plural forms for the noun cargo, they are cargoes and cargos.The plural possessive forms are cargoes' and cargos'.