What is the meaning of -ling?

small, immature, miniature

follower or resident

An adverbial suffix denoting manner, direction or position.

a suffix that describes a person (or other creature) in terms of a place of origin or a quality, as defined by the root to which it is added

Indicates possession of or connection with a quality or property, such as Schwächling (weakling) from schwach (weak) or Frühling (the season Spring [which comes early]) from früh (early).

A modifier of nouns, meaning a follower or resident of what is denoted by the stem form, such as Häftling from Haft.

Suffix forming the names of many mushrooms.

indefinite accusative singular of -lingur

suffix used in forming personal nouns

suffix forming diminutives

An adverbial suffix denoting direction, state or position.

denoting diminutive

adverbial suffix denoting direction, state or position

suffix used in forming personal nouns

suffix forming diminutives

dynasty, lineage

Source: wiktionary.org