He is not only arrogant but also foolish and obnoxious.
OR
Her attitude towards the guests at her birthday party was obnoxious to say the least.
You can use "behavior" in a sentence like this: "The teacher praised the student for demonstrating good behavior in class."
A good concluding sentence about bullying could emphasize the importance of standing up against bullying, promoting kindness and empathy, and creating a safe and inclusive environment for everyone.
Her persuasive arguments had a powerful sway over me, leading me to change my perspective on the issue.
Behave yourself or you'll get a good smack.
My mother had uncanny perception to know when we were lying.
That boy is so obnoxious.
Some TV commercials are so loud and obnoxious that they assault your senses.
"The children at the party were rambunctious" It means to be loud and obnoxious basically.
He's so Obnoxious and rude to that girl.
You're not only vain, but also selfish and obnoxious.
"Not only are you vain; you are also selfish and obnoxious." or: "You're not only vain, but also selfish and obnoxious"
The loud and obnoxious music from the party next door kept me awake all night.
After several humiliations, she finally dumped that obnoxious boyfriend.
That girl is so obnoxious, she treats me like I'm her maid!
The boys obnoxious attitude did not jibe with the other students.
A feminist can at times be obnoxious, but still have some valid concerns.
The teacher found the students obnoxious behavior to be inappropriate.