Synonyms of heedful

1 Syllable

glued

2 Syllables

alert, stickling, fussy, knowhow, cautious, punctual, fussier, watchful, mindful, sharp-eyed, thoughtful, arrect, discreet, wary, charier, enrapt, chary, warier

3 Syllables

unsleeping, regardful, wakeful, awake, observant, fussbudget, hard-working, conscientious, awaking, punctilious, painstaking, advertent, alerting, careful, scrupulous, awaked, insomniac, circumspect, designing, aware, open-eyed

4 Syllables

forethoughtful, solicitous, formalistic, meticulous, intentive, attentive, picky-picky, conscionable

5 Syllables

overconscientious, observative, overfastidious