

It was presumptuous of him to assume he could speak for everyone.
Showing a lack of respect by doing something that is not your place to do.
It was presumptuous of her to offer advice without knowing the full story.
His presumptuous comments made everyone uncomfortable at the meeting.
They found it presumptuous to invite themselves to the party without an invitation.
presumptuous behavior
presumptuous attitude
presumptuous remarks
arrogant
overconfident
impertinent
Her presumptuous attitude annoyed the team.
Overly confident in a way that is rude or inappropriate.
His presumptuous remarks made everyone uncomfortable.
It's presumptuous to assume you know what I want.
She was too presumptuous in giving advice without being asked.
presumptuous behavior
presumptuous attitude
presumptuous comments
arrogant
impertinent
overconfident