impassioned
adjective
she made an impassioned plea for the return of her abducted child:
emotional, heartfelt, wholehearted, full-hearted, from the heart, earnest, sincere, fervent, fervid, ardent, vehement, intense, burning, urgent, passionate, feverish, frantic, emotive, zealous;
literary perfervid, passional.
▷antonyms halfhearted.