60 entries under upset topic. ×

47
quiver(noun, verb, move, force)
31
shiver(noun, verb, state, move)
27
shudder(noun, verb, move, disturb)
26
quake(noun, verb, move, force)
24
vibrate(verb, move, beat, disturb)
21
quaver(noun, verb, move, beat)
16
flutter(noun, verb, feeling, beat)
15
wobble(noun, verb, move, beat)
13
totter(verb, move, decline, reduce)
13
tremor(noun, verb, move, force)
12
oscillate(verb, beat, disturb, twist)
11
rock(noun, verb, move, force)
10
quail(verb, move, disturb, worry)
9
flicker(verb, beat, disturb, touch)
8
fluctuate(verb, move, beat, disturb)
7
palpitate(noun, verb, feeling, beat)
7
stagger(verb, disturb, shock, agitation)
7
sway(noun, verb, disturb, twist)
7
twitter(noun, verb, move, feeling)
6
dodder(noun, verb, disturb, shake)
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APASmart Define. (2015). tremble thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/tremble/thesaurus/synonyms
ChicagoSmart Define. 2015. "tremble thesaurus" https://smartdefine.org/tremble/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, tremble thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/tremble/thesaurus/synonyms>.
MLASmart Define. "tremble thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/tremble/thesaurus/synonyms>