indicative vs suggestive

indicative is a noun but suggestive is not a noun.

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

As adjectives, indicative and suggestive are synonyms defined as:

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

Other synonyms of indicative include indicatory, revelatory, significative.

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

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