consultant vs tout

consultant and tout both are nouns.

Word	Noun	Adjective	Verb	Adverb
consultant	Yes	No	No	No
tout	Yes	No	Yes	No

As nouns, tout is a hyponym of consultant; that is, tout is a word with a more specific, narrower meaning than consultant:

consultant: an expert who gives advice
tout: one who sells advice about gambling or speculation (especially at the racetrack)

consultant (noun)	tout (noun)
an expert who gives advice	someone who advertises for customers in an especially brazen way
	one who sells advice about gambling or speculation (especially at the racetrack)
	someone who buys tickets to an event in order to resell them at a profit

consultant (verb)	tout (verb)
	show off
	advertize in strongly positive terms