[verb] be undecided about something; waver between conflicting positions or courses of action; "He oscillates between accepting the new position and retirement" Synonyms:vibrate, vacillate, oscillate
[verb] move to and fro; "The shy student lingered in the corner" Synonyms:linger
[verb] hang in the air; fly or be suspended above
[verb] be suspended in the air, as if in defiance of gravity; "The guru claimed that he could levitate" Synonyms:levitate
[verb] hang over, as of something threatening, dark, or menacing; "The terrible vision brooded over her all day long" Synonyms:brood, loom, bulk large