Definition: (used of eyes) fully open or extended
Usage: stared with wide eyes
Definition: used of mouth or eyes
Usage: keep your eyes open; his mouth slightly opened
Synonyms: dewy-eyed, simple, round-eyed, wide-eyed, childlike
Definition: exhibiting childlike simplicity and credulity
Usage: childlike trust; dewy-eyed innocence; listened in round-eyed wonder
Definition: marked by or showing unaffected simplicity and lack of guile or worldly experience
Usage: a teenager's naive ignorance of life; the naive assumption that things can only get better; this naive simple creature with wide friendly eyes so eager to believe appearances