mountain ash; pit*ripple;mottle*pockmarked;piebald,spotted;freckled*hazel grouse*ripples PL;flicker*bellow,bawl;snap*row;line;file;series number,several;ranks;tier*in rows*ordinary;private*rank & file*side by side;beside,next to;next door;close by*disguised,masked;masker*cassock*