lyhytikäistä
Lyhytikäistä is a Finnish adjective-form used to describe something with a short lifespan or brief duration. It is the partitive singular form of the noun phrase lyhytikäinen, so you typically see it when the noun it modifies is in the partitive case, for example lyhytikäistä elämää (a short life) or lyhytikäisiä kasveja (short-lived plants). The corresponding nominative singular is lyhytikäinen, and the plural nominative is lyhytikäiset.
Etymology and form: the word combines lyhyt (short) with the stem ikäinen/ikäinen, which relates to age or
Usage and contexts: lyhytikäistä is widely used in biology and ecology to describe organisms with brief lifespans,
Nuance and related terms: lyhytikäinen emphasizes duration of existence rather than intensity, signaling brevity of life