Answer:

OHS

AnswerCrossword Clue
OHSStartled cries
OHSExclamations of surprise
OHSSounds of comprehension
OHSSounds of surprise
OHSMild exclamations
OHSCries of surprise
OHSSurprise cries
OHSExpressions of surprise
OHSSurprised cries
OHSCircusgoer's reactions
OHSNoncommittal remarks
OHSWords of surprise
OHSRaised-eyebrow retorts
OHSWords of comprehension
OHSStartled sounds
OHSFireworks cries
OHSSurprised expressions
OHS"I see" words
OHSRaised-eyebrow remarks
OHSUnderstanding cries
OHSAptly named Quaker cereal
OHSCries of understanding
OHSNoncommittal comments
OHS"Really?" responses
OHSUnwitty comebacks
OHSSurprised exclamations
OHSSighs of distress
OHSQuaker cereal
OHSSounds of understanding
OHSCircus cries
OHSExcited cries
OHSSurprised reactions
OHSWords of wonderment
OHSCries at a circus
OHSCircular Quaker cereal brand
OHSExpressions of understanding
OHSSounds surprised
OHSAstonished cries
OHSAstonished gasps
OHSWords of understanding