Ühiseks
Ühiseks is an Estonian translative form of the adjective ühis-, meaning “shared” or “joint.” In Estonian grammar the translative case, marked by the suffix -ks, signals change into a state or role. Therefore, ühiseks is used to express becoming or functioning as something in common or intended for joint use.
Etymology: The form derives from ühis- plus the translative suffix -ks. The root ühis- conveys the sense
Usage: Ühiseks appears mainly in fixed phrases and formal writing, rather than as a standalone noun. Common
Notes: In everyday language, speakers typically use more explicit wording to convey shared use or joint objectives.
See also: ühis- (prefix meaning shared), ühisus (unity, commonness), ühiselt (collectively).