Calibrate rhymes with:
celebrate, celebrate, vertebrate, celebrate, vertebrate, administrate, airfreight, arbitrate, birthrate, carbohydrate, castrate, celebrate, concentrate, consecrate, demonstrate, denigrate, disintegrate, emigrate, frustrate, gyrate, hydrate, illustrate, immigrate, infiltrate, integrate, interestrate, magistrate, migrate, narrate, nitrate, orchestrate, penetrate, perpetrate, reintegrate, serrate, substrate, vertebrate
Calibrate sounds like:
calbert, calibrated, calvert, celebrate, celebrated, celebrity, ciliberto, clapboard, clifford, clipboard, clippard, clobbered, colbert, colebreath, colford, collaborate, collaborated, colvard, colvert, culbert, culbreath, culbreth, culprit, culvert