ahem

hmm

Sound of contemplation

• harumphGrumble of disapproval
• harrumphGrumble pompously
• erSpoken filler noise

erm · uh · um · cough · hack · grunt · hm

interruption

Break in continuity

• signalMessage-conveying cue
• promptIncite to action
• nudgeGentle push to prompt

hint · cue · reminder · announcement · notice · interjection · alert · summons · bid · vocalization

embarrassment

Self-conscious unease

• discomfortMild physical or mental distress
• self-consciousUncomfortably aware of oneself
• sheepishEmbarrassed and timid

flustered · awkward · abashed · nervous · uncomfortable · uneasy · cringe · stilted · tension · squirm

reproach

Expression of disappointment

• rebukeExpress sharp disapproval
• admonishmentExpression of disapproval or warning
• censureFormal institutional disapproval

scolding · criticism · warning · correction · reprimand · chiding · tutting · pointed · judgmental · stern

• attention soundshey, pssst, psst, yo, yoo-hoo
• interjectionsah, hey, aha, sheesh, oh
• attention-gettersalert, hey, look, listen, psst
• filler wordsum, uh, er, hmm, ah
• throat-clearing soundscough, throat clear, harumph, harrumph
• soundssound, beeps, listen, sounds, hear