One clued solution can precede each unclued light (four of two words and one of three), all to be found in Chambers, Brewer, songs or sayings.

Across

9 Come to as Polyphemus would do? (10, three words)

14 Queen perhaps delaying introduction of legislation (3)

16 Amongst others, some retaliate (6, two words)

20 Word for scars strangely metaphorical — no caret needed (7)

22 Head of college conceals article — makes a pile (7)

24 Hester, a remarkable lady (7)

26 Yours only houses a porcupine (5)

28 Work unit holds possible link with Black Forest menace (7,...