1) Amazed exclamation 2) Amazement utterance 3) Aptly, it rhymes with spa 4) Back rub response 5) Back-rub reaction 6) Back-rub response 7) Back-scratching comment 8) Backrub response 9) Backrub sound 10) Checkup sound 11) Circus cry 12) Comment from a hot bath 13) Comment to a dentist 14) Comment to a doctor Found on https://www.crosswordclues.com/clue/aah