Blanched (5)
(Other definitions for paled that I've seen before include "Went white or ashen" , "Went white, lost facial colour" .)
'blanched' is the definition.
(I know that blanched can be written as white)
This is the entire clue.
(Other definitions for white that I've seen before include "The colour of snow" , "Pallid" , "Achromatic colour" , "and 9: What Bing Crosby dreamed about" , "Snow-coloured" .)