drowse
1. [ verb ] sleep lightly or for a short period of time
Synonyms: doze snooze
Related terms: nap fall_asleep doze nap
2. [ verb ] be on the verge of sleeping
Examples:

"The students were drowsing in the 8 AM class"

Related terms: rest rest nod fall_asleep doze
3. [ noun ] (biology) a light fitful sleep
Synonyms: doze
Related terms: sleeping
Similar spelling:   druse
  Drews
  drowsy
  Drewes
  Dreese
  dreg
  Dryas
  dross
  Dries
  dress
  dregs
  Drees
  Drago
  Draco
  druze
  dreck
  drake
  Drage