suggestive vs indicative

suggestive is not a noun while indicative is a noun.

Word	Noun	Adjective	Verb	Adverb
suggestive	No	Yes	No	No
indicative	Yes	Yes	No	No

As adjectives, suggestive and indicative are synonyms defined as:

suggestive and indicative: (usually followed by `of') pointing out or revealing clearly

Other synonyms of suggestive include indicatory, revelatory, significative.

suggestive (noun)	indicative (noun)
	a mood (grammatically unmarked) that represents the act or state as an objective fact

suggestive (adjective)	indicative (adjective)
tending to suggest or imply	relating to the mood of verbs that is used simple in declarative statements
tending to suggest something improper or indecent	(usually followed by `of') pointing out or revealing clearly
(usually followed by `of') pointing out or revealing clearly