Affixation
Part of speech: noun
Definition: The addition of an affix to a word
Attachment
Part of speech: noun
Definition: A strong bonding towards or with.A cloying type of dependency.A relationship that is not in the best interests of one or both of the participants.A file sent along with an email.Taking a person's property to satisfy a court-ordered debt.
Example sentence: When you massage someone, the levels of oxytocin go up in the brain, and oxytocin is one of the chemicals that drives attachment.