Lämmin
Lämmin is a Finnish adjective meaning warm. It is used to describe both physical temperature and a sense of comfort or friendliness. For example, a person might be described as having a warm (lämmin) greeting, or a room might be made feel warm and inviting with a cozy atmosphere.
The word derives from the Finnish root lämp- associated with warmth and heat, and is closely connected
In usage, lämmin is common in everyday language. It can describe weather (lämmin sää), objects (lämmin kaakao),
See also: lämpö (heat), lämmittää (to warm), lämpimästi (warmly), kuuma (hot).