hell vs hellhole

hell and hellhole both are nouns.

Word	Noun	Adjective	Verb	Adverb
hell	Yes	No	No	No
hellhole	Yes	No	No	No

As nouns, hell and hellhole are synonyms defined as:

Other synonyms of hell include hell on earth, inferno, snake pit, the pits.

hell (noun)	hellhole (noun)
noisy and unrestrained mischief	any place of pain and turmoil
a cause of difficulty and suffering
any place of pain and turmoil