1. caecitas — de Vaan
caecitas 'blindness' (Cic.+), caeculus 'small (and) blind' (Lab.+), caecufire 'to be blind, see badly' (Varro+), caecultare 'to be purblind, see badly' (PL, Paul, ex J\). Pit *kaiko-. PIE *keh2i-ko- / *kh2ei-ko- 'one-eyed'. IE cognates: Olr. caech 'one-eyed', coeg 'empty', W. coeg-dall, OCo. cuic 'one-eyed' < PCI. *kaiko-, Go. haihs 'id' < PGm. *χαΐχα~. Skt. kekara- is probably not related (Schrijver 1991: 266), nor … — [de Vaan, s.v. caecitas, p. 93]