demonstrative

Synonyms: affectionate candid effusive emotional evincive expansive explanatory expository frank gushing histrionic illustrative indicative loving open outgoing outpouring outspoken plain profuse symptomatic tender unconstrained unreserved unrestrained warmhearted

Antonyms: cold cool inexpressive reserved restrained uncommunicative undemonstrative unemotional

Synonyms: authenticating certain convincing decisive definite final proving showing specific validating

Antonyms: anticlimactic confusing inconclusive mysterious