puhekyvyksi
Puhekyvyksi is the translative form of the Finnish noun puhekyky, meaning the ability to speak. In Finnish grammar, the translative case (-ksi) signals a change of state or transformation, so puhekyvyksi denotes becoming able to speak or the emergence of speech capability. The form is commonly used when describing processes of acquisition or transition rather than a static trait.
Etymology: puhe (speech) + kyky (ability) + -ksi (translative suffix). The construction is primarily a grammatical form used
Usage: In linguistic and educational contexts, puhekyvyksi appears with verbs such as tulla, kehittyä, or muuttua