vacillator
One who wavers
A vacillator is someone who wavers between options or opinions, unable to commit to a decision.
The word carries a faintly critical edge—vacillators aren't thoughtfully deliberating, they're dithering: He's such a vacillator that ordering lunch takes him twenty minutes.
Indecisive person
- dithererPerpetually indecisive person
- fence-sitterOne avoiding commitment
- wafflerOne who hesitates endlessly
- equivocatorOne who speaks ambiguously
flip-flopper · hesitater · second-guesser · procrastinator · doubter · irresolute · wishy-washy · noncommittal
Easily defeated opponent
- spinelessLacking courage or resolve
- wishy-washyLacking firmness or decisiveness
- weak-willedLacking determination or resolve
- irresoluteLacking firmness of purpose
timid · meek · impressionable · pliable · malleable · suggestible · accommodating · people-pleaser
Thing that varies unpredictably
- swingerLifestyle participant trading intimacy
- pendulumSuspended swinging weight
- back-and-forthAlternating reciprocal motion
- teeteringUnstably balanced, nearly falling
swaying · shifting · alternating · zigzagging · yo-yo · inconstant · changeable · unstable
waverer
Indecisive person
- dithererPerpetually indecisive person
- fence-sitterOne avoiding commitment
- wafflerOne who hesitates endlessly
equivocator · flip-flopper · hesitater · second-guesser · procrastinator · doubter · irresolute · wishy-washy · noncommittal · uncommitted
pushover
Easily defeated opponent
- spinelessLacking courage or resolve
- wishy-washyLacking firmness or decisiveness
- weak-willedLacking determination or resolve
irresolute · timid · meek · impressionable · pliable · malleable · suggestible · accommodating · people-pleaser · doormat
fluctuator
Thing that varies unpredictably
- swingerLifestyle participant trading intimacy
- pendulumSuspended swinging weight
- back-and-forthAlternating reciprocal motion
teetering · swaying · shifting · alternating · zigzagging · yo-yo · inconstant · changeable · unstable · unsteady
- fence sittersfence sitter, waverer, hesitator, ditherer, swing voter
- Wishy-washy peoplewaffler, waverer, ditherer, fence-sitter, flip-flopper
vacillatordecider
One who resolves matters
decision-maker · determiner · go-getter · doer · executor
vacillate, vacillation, vacillating, vacillated, vacillations, vacillates, vacillators