Nilkka
Nilkka is the Finnish word for the ankle, the region where the foot connects to the leg. In human anatomy, the ankle comprises the tibia, fibula, and talus, forming the talocrural joint which enables dorsiflexion and plantarflexion and supports weight transfer during standing and movement.
In Finnish medical and everyday language, nilkka refers specifically to this region. Related terms include nilkanivel,
Etymology is not extensively documented in widely available sources, but nilkka is a standard native Finnish
See also: polvi (knee), jalkaterä (foot), nilkanivel (ankle joint). Nilkka thus functions as the everyday term