iloisen
Iloisen is a Finnish word that translates to "of the happy" or "happy" when used as an adjective. It is the genitive case of the word "iloinen," which means happy or cheerful. In Finnish grammar, the genitive case is used to indicate possession, origin, or a partitive relationship. Therefore, "iloisen" would be used to describe something belonging to a happy person or a happy characteristic. For example, one might say "hänen iloisen naurunsa" which means "his/her happy laugh." It can also be used in a partitive sense, implying a portion of happiness, though this usage is less common than describing a happy attribute. The word "iloinen" itself is a common adjective in Finnish, used to describe a positive emotional state.