What is the meaning of -ce?

Times: used to form a multiplicative numeral from a cardinal numeral.

-or, -er

-tion

Used to form plurals of personal pronouns.

Alternative form of -yssh

affixed, usually to demonstratives, forming deixes

suffixed to demonstratives hic, iste and ille for emphasis.

vocative masculine singular of -cus

forms neuter nouns

Appended to words to create a neuter noun, usually to form a diminutive or as an expression of endearment, or to denote an object.

like, -like, -ly; -ish; as if, as though; in the way of

Used to form adverbs from nouns and adjectives.

-ish: Used to form glossonyms from demonyms or ethnonyms.

-ian, -ese: Used to form glossonyms from the name of a country or region.

Source: wiktionary.org