lyhentänyt
Lyhentänyt is the perfect active participle of the Finnish verb lyhentää, meaning “to shorten.” It expresses a completed shortening and is used with auxiliary verbs to form perfect tenses, for example, Hän on lyhentänyt artikkelin (He has shortened the article) or Olen lyhentänyt tekstin (I have shortened the text). As a participle, lyhentänyt can function grammatically as part of a verb phrase and, in context, indicates that the subject performed the action of shortening.
In contrast, the passive past participle lyhennetty is used to describe a thing that has been shortened,
Related forms and terminology include lyhentäminen (the act of shortening) and lyhentäjä (one who shortens). The
Usage notes: lyhentänyt is common in written and spoken Finnish when the emphasis is on who performed