несовер. - задумываться
совер. - задуматься возвр.
1) (над чем-л.
о ком-л./чем-л.) think (about, of)
reflect (on), meditate (on)
2) begin to think, (be) engrossed in thought(s), lost in thought(s)
3) (колебаться) hesitate
think (about, of o П)
reflect, meditate (on над T)
begin to think, (be) engross(ed, lost) in thought(s)
hesitate