Kindlein
Kindlein is a German diminutive form of the noun Kind, meaning "little child" or "dear child." It is used as an affectionate address for a child and can refer to one’s own child or to children in general. In everyday speech it is more literary or tender, and it commonly appears in lullabies, poetry, and older narrative prose.
Etymology and forms: Kindlein is built from Kind plus the diminutive suffix -lein. This suffix signals smallness
Cultural usage: The term is closely associated with lullabies and sentimental literature. A well-known example is