Reconstruction:Proto-Finnic/-ko-
Proto-Finnic
Etymology
Probably related to *-k ~ *-ka- (imperative ending). The exact morphology remains unclear, however.
Infix
*-ko-
- Imperative?/jussive?/optative? mood marker in the third person.
- Synonym: *-ka-
Descendants
Always followed by another suffix in descendants, and it is not always clear what the suffix is; all examples below are derived. Unless otherwise specified, these are third-person singular forms.
- Estonian: -ku, -gu (e.g. olgu, joogu, andku)
- Finnish: -koon (e.g. olkoon, juokoon, antakoon) (probably < *-ko-hën)
- Ingrian: -koo (e.g. olkoo, jookoo, antakoo)
- >? Livonian: -gõ, -g, -õg, -kkõ, -kõ (e.g. vȯlkõ, jūogõ, āndag)
- Võro: -kuq/-guq (e.g. olkuq, jooguq, andkuq)
- Votic: -ko/-go (e.g. õlko, juuko, antõgo)
Further reading
- Hakulinen, Lauri. 1941–2000. Suomen kielen rakenne ja kehitys ('The Structure and Development of the Finnish Language'). Helsinki: Otava/Helsingin yliopisto.