hoax vs humbug

hoax and humbug both are nouns.

Word	Noun	Adjective	Verb	Adverb
hoax	Yes	No	Yes	No
humbug	Yes	No	Yes	No

As nouns, hoax and humbug are synonyms defined as:

hoax and humbug: something intended to deceive; deliberate trickery intended to gain an advantage

Other synonyms of hoax include dupery, fraud, fraudulence, put-on.

hoax (noun)	humbug (noun)
something intended to deceive; deliberate trickery intended to gain an advantage	something intended to deceive; deliberate trickery intended to gain an advantage
	pretentious or silly talk or writing
	communication (written or spoken) intended to deceive

hoax (verb)	humbug (verb)
subject to a playful hoax or joke	trick or deceive