preposition

On the subject of; concerning.

I was thinking about you

regarding,concerning,with reference to,referring to,with regard to,with respect to,respecting,relating to,on,touching on,dealing with,relevant to,with relevance to,connected with,in connection with,on the subject of,in the matter of,apropos,re

adverb

Used to indicate movement in an area.

men were floundering about

around,here and there,to and fro,back and forth,from place to place,hither and thither,in every direction,in all directions,abroad