adj. Function: adjective
paying close attention usually with a view to anticipating approaching danger or opportunity FF1C; adopted a policy of watchful waiting FF1E;
Synonyms: alert, open-eyed, unsleeping, vigilant, wakeful, wide-awake
Related Words: cautious, chary, circumspect, wary; prompt, quick, ready
Idioms: keeping one's eyes peeled ( or open), on the watch ( or lookout)
Contrasted Words: careless, heedless, thoughtless; inadvertent; absentminded, abstracted, faraway
Antonyms: unwatchful