deas, deis
Definitions (by source)
‘right’; as subst. f., ‘right side’; dat. sg. ar des dé 13.19
Aibidil Gaoidheilge & Caiticiosma: Seaán Ó Cearnaigh's Irish primer of religion, published in 1571. Editor: Brian Ó Cuív.
(cf. KM), cíoch dh. 85 6; síoth d. 31 5; comp. deise, is d. do 28 11; -lámh 73 13.
Aithdioghluim Dána: A Miscellany of Irish Bardic Poetry, Historical and Religious, including the Historical Poems of the Duanaire in the Yellow Book of Lecan. Vol II, Translations, Notes, Vocabulary. Editor: Lambert McKenna S.J.
adj. right (-hand), 243, 2636, etc. ; gsf. deisi, 6183 ; dsf deis, 2632. As sb. : ar a dheis, at his right-hand, 6253 ; sim ar deis, 3923.
Desiderius, otherwise called Sgáthán an Chrábhaidh. Editor: Thomas F. O’Rahilly.
right (opp. left), 9747; fem. gen. deise, 9908; as subst., dat. dá dheis, ‘on his right,’ 4090; south, aird budh dh., 3985
Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death. Editor: Osborn Bergin.