絶ぜっ壁ぺき頭あたま

noun

flat head; flat back of the head

Colloquial term for a head shape where the back is flat, often from sleeping position in infancy. Compare 短頭 (brachycephaly), which is a medical term.

See also: 短頭

• 赤あかちゃんの絶ぜっ壁ぺき頭あたまが気きになる