vähentänyt

Vähentänyt is the past participle form of the Finnish verb vähentää, which means to reduce, lessen, or decrease. It is used to indicate that a reduction has already taken place, typically in combination with the auxiliary verb olla to form perfect tenses (for example, olen vähentänyt – I have reduced).

Grammatical notes: The verb vähentää is transitive, taking an object such as kustannukset (costs), päästöt (emissions), tai riski (risk). The past participle vähentänyt is used in compound tenses with the auxiliary olla, producing phrases like olen vähentänyt kustannuksia or yritys on vähentänyt päästöjä. In addition to the perfect constructions, the participle can appear in written language as an attributive or predicative descriptor, though its primary role is within tenses rather than as a stand-alone adjective.

Related forms include the infinitive vähentää, the present tense vähentää, and the other participles such as vähennetty, the past passive participle meaning “reduced” in a passive sense (for example, kustannukset on vähennetty). The noun form vähentäminen refers to the act or process of reducing.

Usage context: Vähentänyt commonly appears in discussions about economics, policy, environment, and project management, where it is natural to report actions that have decreased costs, emissions, consumption, or risks. It conveys completed or recently completed reductions, rather than ongoing or future reductions, which would be expressed with other forms or phrases.

See also: vähentäminen, the noun for reduction; vähentynyt, the past participle of the intransitive verb vähentyä meaning “has decreased.”