There is no proper adjective for 'innovative'. A proper adjective is an adjective derived from a proper noun, for example an Orwellian plot, a Rubenesque figure, or Swiss Cheese.
Innovative.
The proper adjective would be Javan, as in the Javan rhino, or Javanese.
The noun forms of the verb to innovate are innovator, innovation, and the gerund, innovation.
The verb form of 'innovation' is to innovate. Other forms of this verb are 'innovated', 'innovating', 'will innovate', etc.
to innovate
Innovative.
The adjective form of the noun 'innovation' is innovative.
The abstract noun form for the adjective innovative is innovativeness.
The proper adjective for southwest is "southwestern."
The proper adjective is Haitian.
The proper adjective for Portuguese is "Portuguese."
Vietnamese is the proper adjective for Vietnam.
The proper adjective for Georgia is Georgian.
The proper adjective for George is Georgian.
Freudian is the proper adjective for Freud.
Mayan is itself a proper adjective.
The proper adjective for Siam is Siamese.