Which word works best to complete the sentence below?

Upon hearing his ________________ remarks, the teacher summarily removed the student from his classroom.

Describing someone as unfriendly, distant, or withdrawn means they are:

An antonym for someone being happy and optimistic is:

Synonyms for this word are blameworthy, shameful, and disgraceful:

Showing smug or uncritical satisfaction with oneself

Mrs. Watson was utterly ____ by the student's lack of effort on the final exam. Especially since she saw the students study all week.

verb; turned away

to comfort; to lessen the grief or sorrow of

Gloomy, sad

Look and consider carefully

This class _____ at Mrs. Moreira's jokes. :'-(

serious or dignified behavior; dignity