hmm

uh-huh

Informal vocal agreement

• mhmVocal nod
• uhVocalized hesitation marker
• umSpoken hesitation marker

er · ah · oh · huh · ahem · hmph · harumph · murmur · mumble · grunt

thinking

Mental reasoning process

• wonderingFeeling curiosity about something
• consideringMentally evaluating something
• contemplatingThinking deeply about

mulling · deliberating · reflecting · musing · ruminating · weighing · evaluating · processing · calculating · figuring

doubtful

Uncertain of truth

• hesitantSlow to act
• unsureLacking confidence or certainty
• skepticalInclined to question claims

unconvinced · dubious · questioning · wavering · tentative · iffy · undecided · ambivalent · torn · conflicted

doubt

Lack of firm belief

• disbeliefRejection of truth claims
• suspicionSense of unease about motives
• distrustAbsence of confidence

incredulity · wariness · misgiving · reservation · qualm · side-eye · questioning · challenge · pushback · disagreement

curious

Eager to learn

• intriguedHad curiosity aroused
• fascinatedIntensely absorbed and curious
• interestedEager to know more

engaged · attentive · captivated · absorbed · hooked · compelled · enticed · piqued · stimulated · aroused

aha

Exclamation of realization

• eurekaDiscovery triumph cry
• ohSoft exclamation of realization
• insightDeep perceptive understanding

dawning · click · epiphany · discovery · understanding · recognition · revelation · lightbulb · breakthrough · clarity

• everyday speechsmall talk, chitchat, chit-chat, chat, banter
• exclamationsoh, yes, no, wow, hey
• speech fillersuh, um, er, like, you know
• speech stumblesstutter, stammer, hesitation, pause, um
• vocal cuesintonation, pitch, tone, inflection, prosody
• interjectionsah, hey, aha, sheesh, oh