6d. 2words. very early stage of developement.3 and 6 letters. pre- - - - r - o
13a. familiar form of moter. 5 letters.
7d. 6 letters. spirit or breath [from greek] p - e - - -
8d. former persian governer. 6 letters. s - t - - -
18d. with painting on fresh plaster 8 letters. - r -s - o - -
28a. thing combining different elements. 6 letters. - - - r - -
thanks for any help.