Nouns ending in s, ss, ch, sh, x or z form their plural by adding es.
| Singular | Plural |
| quiz | quizzes |
| wish | wishes |
| brush | brushes |
| bush | bushes |
| box | boxes |
| fox | foxes |
| address | addresses |
| guess | guesses |
| kiss | kisses |
| watch | watches |
| glass | glasses |
| class | classes |
| mass | masses |
| buzz | buzzes |
| bus | buses |
| church | churches |
| lass | lasses |
| bench | benches |
| dish | dishes |
| dress | dresses |
| branch | branches |
| cross | crosses |
| tax | taxes |
| princess | princesses |
| ax | axes |
| crutch | crutches |
| mattress | mattresses |
| peach | peaches |
Click here for the complete list of rules of forming the plural of nouns.
