Answer: seethes

AnswerCrossword Clue
SEETHESBoils.
seethesto boil; foam
seethesSEETHE, to boil (to vaporize liquid)
seethesto be agitated or excited
SEETHESFoams and churns
SEETHESIs fit to be tied
SEETHESIs very angry
SEETHESGets really mad
SEETHESGets hot
SEETHESIs displeased and then some
SEETHESIs irate
SEETHESChurns
SEETHESBubbles up
SEETHESShows anger
SEETHESBoils
SEETHESIs in a state of ebullition.
SEETHESIs in a tizzy
SEETHESIs furious
SEETHESIs angry
SEETHESBuilds up anger
SEETHESGets ready to explode, perhaps
SEETHESIs ready to blow
SEETHESTrembles with fury
SEETHESIs agitated
SEETHESBurns
SEETHESSees red
SEETHESDoes a slow burn