Children
Child, Toddler
noun
Children in their infancy are children.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
あの幼児のテディベアの毛はベルベットのように滑らかだった。
The fur of that little kid’s teddy bear was as smooth as velvet.