wary
Cross references: 1. cautious wary \'wa(*)r-e-, 'we(*)r-\ aj [1ware, fr. ME war, ware, fr. OE wr care]ful, aware, wary; akin to OHG giwar aware, attentive, L vereri to fear, Gk horan to see : marked by keen caution, cunning and watchful prudence in detecting and escaping danger