Abbreviation of year-on-year.

(slang, text messaging, Internet slang) Abbreviation of why.

The twenty-fifth letter of the English alphabet, called wy or wye and written in the Latin script.

Abbreviation of year. / (UK, television) Abbreviation of youth., usually followed by an age appropriate for the content so marked. / (computing) Abbreviation of yes.

plural of y

plural of Y

Added to nouns and adjectives to form adjectives meaning “having the quality of”. / Added to verbs to form adjectives meaning "inclined to".

Forming abstract nouns denoting a state, condition, or quality. / Used in the name of some locations which end in -ia in Latin.

Forming diminutive nouns. / Forming familiar names, pet names, nicknames and terms of endearment.

(not productive, obsolete) Used with past participle conjugations to form past participles (this prefix does not occur independently and is no longer productive).