iloinen
Iloinen is a Finnish adjective meaning cheerful, happy, or glad. It is used to describe a positive emotional state in a person, an animal, or an atmosphere.
Etymology and related forms: The word comes from the noun ilo, meaning joy, with the -inen suffix
Grammar and usage: In Finnish, iloinen inflects for number and case and agrees with the noun it
Usage notes: Iloinen is common in everyday Finnish and versatile in tone, ranging from neutral to warmly
See also: ilo (joy), ilonaihe (subject of joy), ilonpito (festivity), riemu (delight).