[1] : WordNet (r) 2.0

take care
     v 1: be careful, prudent, or watchful; "take care when you cross
          the street"
     2: be in charge of or deal with; "she takes care of all the
        necessary arrangements" syn: mind
     3: take charge of or deal with; "could you see about lunch?";
        "i must attend to this matter"; "she took care of this
        business" syn: attend, look, see
see also:
mind attend look see 

[2] : Moby Thesaurus II by Grady Ward, 1.0

33 moby thesaurus words for "take care":
   attend to business, be alert, be careful, be cautious,
   be obsessed with, bend over backwards, beware, concentrate on,
   exercise care, fix on, focus on, give heed, handle with gloves,
   have a care, lie low, look about one, look lively, look out,
   look sharp, mind, miss nothing, pay attention, pay heed, qui vive,
   scrutinize, study, take good care, take heed, take pains,
   take trouble, tread on eggs, treat gently, watch out

Care >> C Words
Care, definition of term: Care
care_pag1.html

Care For >> C Words
Care For, definition of term: Care For
care+for_pag1.html

Care About >> C Words
Care About, definition of term: Care About
care+about_pag1.html