Answer: tsks

AnswerCrossword Clue
TSKSChastiser's clucks
TSKSThey connote disapproval
TSKS"How could you?" sounds
tsksfor shame!
tsks(used, often in quick repetition, as an exclamation of contempt, disdain, impatience, etc.)
tsksTSK, to utter an exclamation of annoyance, also TSKTSK
TSKSMild reprimands
TSKSSounds of disappointment
TSKSTerse rebukes
TSKSSome clicks of the tongue
TSKSTut's kin?
TSKS"Shame on you!" sounds
TSKSTut-tutting noises
TSKSSome reproaches
TSKSSounds that may accompany head-shaking
TSKSClucks of disappointment
TSKSJudgmental clucks
TSKSSounds of admonishment
TSKSRelatives of tuts
TSKSHead-shaker's sounds
TSKSCluckers' disapprovals
TSKSClucks of disdain
TSKSSounds of sympathy.
TSKSSympathetic sounds: Colloq.
TSKSExpressions of reproach.
TSKSTongue-clucking sounds.
TSKSClucking sounds.
TSKSSounds of annoyance.
TSKSAdmonitory clucks.
TSKSComic-strip laments
TSKSTerse reproofs
TSKSSounds of remonstrance
TSKSSounds of reproof
TSKSPriggish pronouncements
TSKSHead-shakers' syllables
TSKSReproaches
TSKSThey're intended to instill shame
TSKSReproachments
TSKS"Bad!" sounds
TSKSSlight reproaches