adj. 25B6; adjective ATTENTIVE, careful, mindful, cautious, prudent, circumspect; alert, aware, wary, chary, watchful, vigilant, on guard, on the alert.
HEEDFUL
Meaning of HEEDFUL in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012