siipeä
Siipeä is the partitive singular form of the Finnish noun siipi, meaning wing. In Finnish grammar, siipeä is used when the wing is treated as an indefinite part of a whole, a portion, or in contexts where the action affects only part of the wing rather than the whole entity.
Morphology and related forms: The base noun is siipi. Its nominative singular is siipi, the partitive singular
Usage and context: Siipeä appears primarily in linguistic descriptions, dictionaries, or meta-texts that discuss Finnish grammar.
See also: siipi (wing), siivet (wings), Finnish grammar, partitive case, noun declension.