Fasted is a verb
The word faster is an adjective. It means more fast.
Eaters is a noun.
In the sentence "Ram walks fast," the word "fast" is an adverb modifying the verb "walks." It describes how Ram walks.
The part of speech for this particular word is a noun.
The part of speech that the word my is used as is an adjective.
grammer
The word coming is a verb. It is the present participle of the verb come.
The part of speech for the word "boulevard" is a noun.
The part of speech for the word civilian is English grammar.
The word speech is a noun.
adverb
It is not ANY part of speech, there is no such English word as "stroobly".