Answer: seethed

AnswerCrossword Clue
SEETHEDPArboiled
seethedto boil; foam
seethedto be agitated or excited
seethedSEETHE, to boil (to vaporize liquid)
SEETHEDSmoldered with rage
SEETHEDWas incensed
SEETHEDReacted to a snub, maybe
SEETHEDWas really mad
SEETHEDWaxed wroth
SEETHEDWas enraged
SEETHEDWas really agitated
SEETHEDWas in no way happy
SEETHEDWas hot
SEETHEDWas more than miffed
SEETHEDSurged, in a way
SEETHEDStewed
SEETHEDBoiled with ire
SEETHEDBoiled
SEETHEDChurned
SEETHEDWas agitated.
SEETHEDWas in a state of agitation
SEETHEDBoiled.
SEETHEDWas furious
SEETHEDBurned
SEETHEDGot angry
SEETHEDWas about to blow
SEETHEDBurned on the inside
SEETHEDGot hot
SEETHEDWas boiling mad
SEETHEDSaw red
SEETHEDCame to a boil
SEETHEDDid a slow burn