Do young children have love languages?

Yes, and they're observable from infancy. Some babies settle when held (touch); some when talked to (words); some when toys appear (gifts); some when engaged in activity (quality time). Identifying early prevents years of frustrated parenting where you're showing love in the wrong language.

What if each child has a different love language?

This is common and good parenting requires flexibility. One child needs physical affection; another needs your undivided attention. Adjusting parenting style per child shows them they're individually known and loved. This prevents sibling dynamics where one child feels favored because they speak the parent's natural language.

Can unmet love language needs in childhood affect adult relationships?

Yes significantly. Adults whose childhood love language went unmet often over-rely on that language in adult relationships, creating neediness or resentment. Understanding your own unmet childhood language helps explain why you pursue certain partners and what you need to heal.