Vastaisiksi

Vastaisiksi is a Finnish linguistic term referring to a specific translative plural form of the adjective vastainen, meaning “opposing” or “adversarial.” In Finnish, the suffix -ksi marks transformation or a role, so vastaisiksi is understood as “into opponents” or “as opponents” when referring to multiple entities. The corresponding singular form is vastaiseksi.

Usage of vastaisiksi is mainly found in formal or descriptive prose, where two or more groups or individuals are described as taking on opposing roles or identities relative to a reference party. It can appear in historical summaries, political analysis, or other texts that discuss disputes or competitive relations. It is not a common word in everyday speech, and its appearance tends to signal a formal or analytic tone.

Grammatical note: Vastaisiksi is the translative plural form, used with plural subjects. It contrasts with the singular vastaiseksi, which indicates transformation into the role of a single opponent. In translation, it can be rendered as “as opponents” or “as adversaries,” depending on context and the number of parties involved.

See also: opposition, adversary, Finnish grammar, translative case.