Presumer is a word that means someone who makes assumptions or takes liberties without proper authorization. Some synonyms for presumer include audacious, presumptuous, arrogant, haughty, and conceited. Another similar word is impudent, which refers to someone who shows a lack of respect or shameless boldness. Some phrases associated with a presumer include "taking liberties" or "overstepping boundaries." It's important to be mindful of these traits in ourselves and others to prevent misunderstandings and maintain healthy relationships. By practicing humility and respect for others, we can avoid being labeled as a presumer and foster positive interactions with those around us.