Each of twelve clues contains a superfluous word. 9 of these words are unclued lights, which are of a kind.  Ignore an accent in one unclued light.
 

Across

7 Crowds around gold bowls (6)
12 Mole shuffled by, skirting soft fruit (9, hyphened)
15 Begin harangue imbued with independent spirit (9)
16 Catch including aged shell (6, two words)
21 Soprano, a singer about old bar (6)
22 Ordered appeal, on reflection, passed (6)
24 Adventure aces arranged meant positive trouble (8)
26 United in silence, left synagogue (4)
27 Turned tree sap strange (3)
29 Area in zodiac reversed (4)
32 Flog novel at par value, accepting pence (8)
35 Provided priest...