よろこび (translations)→ fruit gratification happiness joyful pleasure satisfaction
喚起 (translations)→ arousal evocation
歓喜 (translations)→ ecstasy euphoria exhilaration jubilance rapture
喜び (translations)→ celebrate cup delight enthusiasm glee trill
嬉しい (translations)→ comforting dear fain glad good happy like please
嬉しそうに (translations)→ appreciatively enjoy happily