preoccupied, inattentive, unattentive, absorbed,
unmindful, absent, off, withdrawn, unheeding, heedless,
unheedful, inadvertent; distracted, abstracted, day-dreaming, in
a brown study, in the clouds, unaware, oblivious, in a trance,
distrait(e), mooning, (far) away (somewhere), star-gazing,
wool-gathering