hot vs fast

hot is not a noun while fast is a noun.

Word	Noun	Adjective	Verb	Adverb
hot	No	Yes	No	No
fast	Yes	Yes	Yes	Yes

hot (noun)	fast (noun)
	abstaining from food

hot (adjective)	fast (adjective)
used of physical heat; having a high or higher than desirable temperature or giving off heat or feeling or causing a sensation of heat or burning	acting or moving or capable of acting or moving quickly
(extended meanings, especially of psychological heat) marked by intensity or vehemence especially of passion or enthusiasm	at a rapid tempo
marked by excited activity	(used of timepieces) indicating a time ahead of or later than the correct time
charged or energized with electricity	(of a photographic lens or emulsion) causing a shortening of exposure time
having or showing great eagerness or enthusiasm	unwavering in devotion to friend or vow or cause
very fast; capable of quick response and great speed	securely fixed in place
made recently	hurried and brief
very good; often used in the negative	unrestrained by convention or morality
recently stolen or smuggled	resistant to destruction or fading
having or bringing unusually good luck	(of surfaces) conducive to rapid speeds
of a seeker; very near to the object sought
newest or most recent
very popular or successful
having or dealing with dangerously high levels of radioactivity
sexually excited or exciting
performed or performing with unusually great skill and daring and energy
producing a burning sensation on the taste nerves
very unpleasant or even dangerous
characterized by violent and forceful activity or movement; very intense
wanted by the police
(color) bold and intense

hot (verb)	fast (verb)
	abstain from eating
	abstain from certain foods, as for religious or medical reasons

hot (adverb)	fast (adverb)
	quickly or rapidly (often used as a combining form)
	firmly or closely