execrable vs inferior

execrable is not a noun while inferior is a noun.

Word	Noun	Adjective	Verb	Adverb
execrable	No	Yes	No	No
inferior	Yes	Yes	No	No

execrable (noun)	inferior (noun)
	a character or symbol set or printed or written beneath or slightly below and to the side of another character
	one of lesser rank or station or quality

execrable (adjective)	inferior (adjective)
deserving to be execrated	written or printed below and to one side of another character
unequivocally detestable	of or characteristic of low rank or importance
of very poor quality or condition	of low or inferior quality
	having an orbit between the sun and the Earth's orbit
	lower than a given reference point
	falling short of some prescribed norm