early childhood; childhood
Refers to the period of early childhood, often used in formal or written contexts.
幼少期の思い出はほとんど覚えていない。
I hardly remember any memories from my early childhood.
彼は幼少期を海外で過ごした。
He spent his early childhood abroad.
He spent his early childhood in America.
She experienced a major earthquake during her early childhood.
He had been learning piano since early childhood.