Open English Wordnet
Nouns
(n)throba deep pulsating type of pain (n)throb, throbbing, poundingan instance of rapid strong pulsation (of the heart)“he felt a throbbing in his head” Verbs
(v)throbpulsate or pound with abnormal force“my head is throbbing”,
“Her heart was throbbing” (v)pulsate, throb, pulseexpand and contract rhythmically; beat rhythmically“The baby's heart was pulsating again after the surgeon massaged it”