atgörvimaðr
nafnorðkarlkynatgörvi-maðr
and more freq. atgörvis-maðr, m. a man of great (physical) accomplishments, Fms. i. 17, Eg. 685 (where it is used of a young promising poet), 22, Ld. 12; used of an artist, Ísl. ii. 171: a. um marga hluti, man of great capacity, 191; used of a musician, Grett. 158.