also: とばしる
godan verb (-ru), intransitive verb
Describes a forceful, sudden emergence of liquid, emotion, or energy from within. Often used for water, blood, tears, or strong feelings.
傷口から血がほとばしった。
Blood gushed from the wound.
彼の言葉に怒りがほとばしるのを感じた。
I felt anger surge at his words.