marks with red letter (verb) celebrate: commemorate occasion, achievement
Sinonime: absent,
absorbed, abstracted, airheaded, airheaded, bemused, careless, daydreaming, distracted, distrait, dreaming, dreamy,
engrossed, faraway,
forgetful, goofing off, head in the clouds, heedless, inattentive, inconscient,
lost, mooning, moony, oblivious, out to lunch, pipe dreaming, preoccupied,
remote,
removed, scatterbrained, space cadet, spacey, spacey,
surroundings, unaware of events,
unconscious, unheeding, unmindful, unobservant, unthinking,
withdrawn, woolgathering
Antonime: alert, attentive,
aware