a person held in the grip of a strong emotion or passion
giving or marked by complete attention to; "that engrossed look or rapt delight"; "then wrapped in dreams"; "so intent on this fantastic...narrative that she hardly stirred"- Walter de la Mare; "rapt with wonder"; "wrapped in thought"
supply with necessities and support; "She alone sustained her family"; "The money will sustain our good cause"; "There's little to earn and many to keep"
move to and fro; "The shy student lingered in the corner"
be undecided about something; waver between conflicting positions or courses of action; "He oscillates between accepting the new position and retirement"