Baffle is a verb.
Baffled can be a verb, e.g. "The mathematical problems completely baffled me." Baffled can also be an adjective, e.g. "The baffled student simply could not work out the mathematical problems."
Baffled
A good sentence for the word baffled is:
I was baffled by my child's behavior. Baffled, the student didn't know what the teacher wanted.
The part of speech that the word my is used as is an adjective.
The part of speech for this particular word is a noun.
The part of speech for the word civilian is English grammar.
The part of speech for the word diplomacy is a noun.
H is a letter, not a word. To be a part of speech, it needs to be a word.
The part of speech for the word "boulevard" is a noun.
The word speech is a noun.
It is not ANY part of speech, there is no such English word as "stroobly".