Answer:
In the English language, there are eight main parts of speech: noun, pronoun, adjective, determiner, verb, adverb, preposition, conjunction, and interjection.
Parts of speech in the given sentence are:
He - third person singular, personal pronoun
let out - verb ( past simple tense of to let)
a - determiner (indefinite article)
bestial - adjective
roar - noun
his - third person singular, possessive pronoun
eyes - noun (plural)
began - verb (past simple tense of to begin)
to bulge - verb (infinitive)
and - conjunction
his - third person singular, possessive pronoun
nostrils - noun (plural)
flared - verb (past simple tense of to flare)
with - preposition
anger - noun