verb
The part of speech of "came" is a verb.
"Since" is a conjunction, and "while" can function as both a conjunction and a noun.
The word "back" can be used as a noun, adjective, adverb, or verb depending on how it is used in a sentence.
That I am is a phrase, the individual words in the phrase are parts of speech. That -- demonstrative, determiner I -- pronoun am -- be verb
"Whiffling" is a verb. It means to move quickly or shift back and forth.
The part of speech of "came" is a verb.
'Came' on its own is a verb, but when it is written as 'came in', it becomes an adverbial phrase.
An adverb of place.
preposition
adverb
preposition
adjective
While is a noun in that sentence.
Monotheism is considered to be the part of speech known as a noun. The adjective would be monotheistic while monotheistically would be the adverb.
"Down" in the sentence given is an adverb of direction and modifies the verb "came".
There are two parts of speech here: our is a pronoun, specifically a possessive pronoun; while atrium is a noun.
Cringe is a verb meaning to shrink back in fear or disgust