Pronunciation GB: ˈklɪtɪk, GA: ˈklɪt̬ɪk
A word which behaves rhythmically as though it were part of a preceding or following word.
An enclitic attaches itself to a preceding word. An example from English is the word her in a phrase like tell her which is often pronounced ˈtelə, the same as the noun teller.
A proclitic attaches itself to a following word. English example: a in the phrase a way which is pronounced əˈweɪ, the same as the adverb away.