Crossword Puzzle Marked separation

Clue: Marked separation

End a separation (e.g. REJOIN with 6 letters)
Marked, on a ballot (XED with 3 letters)
Marked down, most likely: Abbr. (IRR with 3 letters)
It may be marked with a line terminating in a five-pointed star (TRUENORTH with 9 letters)
Dog-___ (marked book pages) (EARED with 5 letters)
Marked with spots (SMIRCHY with 7 letters)
Sonny/Cher separation? (AND with 3 letters)
"Six Degrees of Separation" playwright (GUARE with 5 letters)
Marked murderer (CAIN with 4 letters)
Marked change (METAMORPHOSIS with 13 letters)