vasemmanpuoleiset
Vasemmanpuoleiset is a Finnish term formed from vasen meaning "left" and puoli meaning "side," with the suffix -inen indicating an adjective. Literally, it means “the ones on the left side” and is used to describe things located on the left-hand side of something. In everyday usage it functions primarily as a directional descriptor, referring to positions, sides, or groups arranged to the left in a given context.
When the topic is handedness, the standard Finnish terms are vasenkätinen or vasenkätiset for left-handed people.
Grammar and usage notes: vasemmanpuoleiset is the plural form of the adjective vasemmanpuoleinen, and it agrees