What is the plural form for the word “walrus?”?
It is never wrong to use an English plural for any word in English. Cactuses, ocopuses and walruses are all correct. Walrus is a Germanic word and cannot have the Latin plural so “walruses” is the only option (although you could use “walrus” for both singular and plural). “Cactus” is Latin and can have the plural “cacti” but “octopus” is Greek so the plural should be “octopodes”. Unless you know for certain what the classical plural is, stick to English plurals, you can’t go wrong. Here are a few classical singulars and plurals to show you some of the snares if you use classical plurals without knowing what you are doing. genus/genera thesis/theses miasma/miasmata forceps/forcipes index/indices medium/media rhinoceros/rhinocerodes mantis/mantids platypus/platypodes On top of that there are many words that end in “-us” that cannot take the Latin plural form “-i” because although they are Latin words, they are not Latin nouns. Probably the two most well known of these are “omnibus/bus” a
