-es

-es¹

suffix

1》 forming plurals of nouns ending in sibilant sounds: kisses.

2》 forming plurals of certain nouns ending in -o: potatoes.

Origin

var. of -s¹.

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-es²

suffix forming the third person singular of the present tense:

1》 in verbs ending in sibilant sounds: pushes.

2》 in verbs ending in -o (but not -oo): goes.

Origin

var. of -s².