What is the meaning of -y?

Added to nouns and adjectives to form adjectives meaning “having the quality of”, either “involving the referent” or “analogous to it”.

Added to verbs to form adjectives meaning "inclined to".

Forming diminutive nouns.

Forming familiar names, pet names, nicknames and terms of endearment.

Added for metrical reasons to songs, often in children's music where it may carry diminutive associations.

Used in the name of some locations which end in -ia in Latin.

him, her, it (third-person singular indirect pronoun)

-ly: from adjectives forms adverbs

Forms the plural imperative of verbs, particularly weak verbs.

Optionally used to form the subjunctive of weak verbs.

Forms agent nouns from verbs.

Optionally marks the masculine imperfective active participle, intervening between the stem and the gender/number endings.

Optionally marks the masculine singular perfective passive participle of strong verbs, intervening between the stem and the gender/number endings.

Optionally marks the perfective passive participle of weak verbs, intervening between the stem and the gender/number endings.

Optionally marks the perfective relative form of weak verbs, intervening between the stem and the gender/number endings.

Marks the perfective passive participle of mostly third-weak transitive verbs, following the stem.

Occasionally marks the perfective active participle of mostly third-weak transitive verbs, following the stem.

Rarely marks the imperfective relative form of all verbs, intervening between the stem and the gender/number endings.

Front vowel variant of -u

Designates an adjective, in many cases formed by being appended to a noun.

Alternative form of -yf

Alternative form of -ie

Used to form the imperative mood of verbs

forms adjectives

Front vowel variant of -u.

Alternative form of -i .

forms adjectives

Nominalizes verbs. The act of doing something. "-ing."

Conjugative suffix for the second-person imperative mood.

Alternative form of -ie

Source: wiktionary.org

See also