Risa can be a short form of Marisa and other names that end in "-risa" or, as folk etymology has it, be derived from the Spanish word risa "laughter".
Contribute your knowledge to the name Charisa. ... Charisa ch(a)-ri-sa as a girl's name is of Greek origin, and the meaning of Charisa is "grace". Charisa is a variant of Charis (Greek): from "kharis".
Contribute your knowledge to the name Charisa. ... Charisa ch(a)-ri-sa as a girl's name is of Greek origin, and the meaning of Charisa is "grace". Charisa is a variant of Charis (Greek): from "kharis".