Plural

The plural of “antagonist” is antagonists. Most English nouns form the plural by adding -s, and antagonist follows this rule.

The plural of “lasso” is lassos. Some nouns that end in o add only -s. lasso is one of them.

As a noun, “in” means a way to gain influence, and its plural is ins, as in the ins and outs.

The plural of “genesis” is geneses. Nouns that end in -is, most of them from Greek, change the ending to -es in the plural.

The plural of “breakfast” is breakfasts. Most English nouns form the plural by adding -s, and breakfast follows this rule.

The plural of “toast” is toasts. Most English nouns form the plural by adding -s, and toast follows this rule.

The plural of “tattoo” is tattoos. Some nouns that end in o add only -s. tattoo is one of them.

The plural of “vertex” is vertices. vertex comes from Latin, and like many Latin nouns ending in -ex or -ix it changes the ending to -ices.

The plural of “key” is keys. When a vowel comes before the final y, just add -s: keys.

The plural of “aircraft” is aircraft. aircraft is one of the English nouns that have the same form in the singular and the plural.