liigadele
Liigadele is an Estonian grammatical form used as the allative plural of the noun liik, meaning “species” or “kind.” In Estonian, the noun liik can be declined in number and case, with liikid as the nominative plural and liikide as the genitive plural. The allative plural, used to indicate direction toward or benefit for multiple species, is formed by adding the allative suffix -le to the genitive plural stem, producing liigadele. The form is commonly found in formal or scientific texts.
In practice, liigadele is used when statements refer to something directed at or intended for multiple species.
Estonian grammar treats liik as a common noun for a taxonomic unit; liigadele thus exemplifies how allative