Habakkuk vs Habacuc

Habakkuk and Habacuc both are nouns.

Word	Noun	Adjective	Verb	Adverb
Habakkuk	Yes	No	No	No
Habacuc	Yes	No	No	No

As nouns, Habakkuk and Habacuc are synonyms defined as:

Habakkuk and Habacuc: an Old Testament book telling Habakkuk's prophecies

Other synonyms of Habakkuk include Book of Habakkuk.

Habakkuk (noun)	Habacuc (noun)
an Old Testament book telling Habakkuk's prophecies	an Old Testament book telling Habakkuk's prophecies
a Hebrew minor prophet who wrote the book of Habakkuk, which consists of five oracles about the Chaldeans