otsustanud
Otsustanud is an Estonian past participle form of the verb otsustama, meaning "to decide." Morphologically it is formed with the perfect participle suffix -nud attached to the verb stem and is used both in compound tenses and as a verbal adjective. In finite tenses it commonly appears with the auxiliary verb olema to form the perfect: "on otsustanud" (has decided).
As a grammatical form, otsustanud functions in several roles: as part of the perfect aspect (e.g., Ta
Etymologically, the verb otsustama derives from the noun otsus ("decision") plus the verb-forming suffix -tama; otsustanud
- Ta on otsustanud reisile minna. (He/she has decided to go on the trip.)
- Otsustanud meeskond alustas tööd kohe. (The team that had decided started work immediately.)