Joe Shaun

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

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

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

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

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

The plural of “omnibus” is omnibuses. Nouns that end in s, x, z, ch or sh add -es to make the plural, so omnibus becomes omnibuses.

The plural of “duplex” is duplexes. Nouns that end in s, x, z, ch or sh add -es to make the plural, so duplex becomes duplexes.

The plural of “congress” is congresses. Nouns that end in s, x, z, ch or sh add -es to make the plural, so congress becomes congresses.

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

The plural of “pharmacy” is pharmacies. When a noun ends in a consonant followed by y, the y changes to i and -es is added: pharmacies.