cliticize

/ˈklɪtɪsaɪz/
verb
  1. To attach a clitic to a word, or to treat a word as a clitic in pronunciation or grammar.
    • When you cliticize 'have' to 'I', you get 'I've', which is common in everyday English.
    • In casual speech, speakers often cliticize 'not' to the previous verb, saying 'don't' instead of 'do not'.
    • Some languages cliticize pronouns onto verbs, making them sound like part of the verb.
Antonyms
What does "cliticize" mean? | whatsthatwordmean | whatsthatwordmean