Used
Part of speech: verb
Definition: To utilize or employ. abused, exploited, took unfair advantage of. [derogatory] to perform habitually; to be accustomed [to doing something]
Part of speech: adjective
Definition: That is or has or have been used. That has or have previously been owned by someone else. Familiar through use; usual; accustomed.
Example sentence: When I was a kid I used to pray every night for a new bicycle. Then I realised that the Lord doesn't work that way so I stole one and asked Him to forgive me.
Utilized
Part of speech: verb
Definition: To make use of; to use.
Part of speech: adjective
Definition: Describing something that is used.