rudest

he was the rudest person at the party.

her comments were the rudest i've ever heard.

it's rude to interrupt someone when they are speaking.

he made the rudest remarks during the meeting.

she received the rudest response from the customer service.

being the rudest in the group doesn't earn you respect.

his behavior was the rudest i've ever witnessed.

she thought it was rude to leave without saying goodbye.

they were the rudest guests we've ever had.

it was the rudest thing to say in that situation.