SYSTIR
nafnorðkvenkyn
f., gen. acc. and dat. systur, pl. nom. and acc. systr, gen. systra, dat. systrum; [Goth. swistar; A. S. swuster; Engl. sister; O. H. G. swestar; Germ. schwester; Dan. söster; Swed. syster; Lat. soror]:—a sister, Nj. 30, Grág. i. 288, passim; s. samfeðra, sammæðra, 170; al-systir, hálf-systir, a half-sister; móður-systir (Dan. moster), a mothers-sister, aunt; föður-s. (Dan. faster), a father’s-sister, aunt; afa-s., ömmu-s., a great aunt.
II. metaph. in addressing; eigi má ek hljóð vera, sæl systirin, segir griðkona, Grett. 170 new Ed.; allra-s., all men’s sister, a nickname, Landn.; leik-s., stall-s., a play-sister; fóstur-s., a foster-sister: eccl., Guð vakti þik, systir, Bs. i. 438; bræðr ok systr, Hom. 32.
2. a sister of charity, nun, Ann. 1343; systra-klaustr, a nunnery, H. E. i. 470; systra lifnaðr, lag, id., 470, 476.
COMPDS: systurbarn, systrabörn, systurdóttir, systradætr, systursonr, systrasynir.