There are 2 definitions of -es in English:

-es1

Syllabification: -es

suffix

1Forming plurals of nouns ending in sibilant sounds: boxes kisses
2Forming plurals of certain nouns ending in -o: potatoes heroes

Origin

variant of -s1.

Definition of -es in:

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Word of the day fioritura
Pronunciation: fɪˌɔːrɪˈt(j)ʊərə
noun
an embellishment of a melody...

There are 2 definitions of -es in English:

-es2

Syllabification: -es

suffix

Forming the third person singular of the present tense:
1In verbs ending in sibilant sounds: pushes
2In verbs ending in -o (but not -oo): goes

Origin

variant of -s2.

Definition of -es in: