adverb, adverb taking the 'to' particle, noun or participle which takes 'suru'
Describes a sharp, rhythmic pain, often like a pulse. Commonly used for headaches, toothaches, or wounds.
歯がずきんずきん痛む。
My tooth throbs with pain.
頭がずきんずきんして、仕事に集中できない。
My head is pounding and I can't concentrate on work.