This crossword No. 12616 clues and answers were published on Sat 16 Oct 2010 and the puzzle can be visited by following The Guardian Quick Crossword No. 12616 link.
All Across Clues and Answers:
1-across – Riddle : CONUNDRUM
8-across – Cads — shoe parts : HEELS
9-across – Certificate of achievement : DIPLOMA
10-across – Unsuitable name for a person or thing : MISNOMER
11-across – Drink — collection of beauties? : BEVY
13-across – More nervous : EDGIER
14-across – Southwest European principality : MONACO
16-across – Somewhere to sit : SEAT
17-across – Cowboys’ home? : WILDWEST
19-across – Something used for extraction — courted : EDUCTOR
20-across – Strange : EERIE
21-across – Widespread — current : PREVALENT
All Down Clues and Answers:
1-down – Buyer : CUSTOMER
2-down – Agreed — dropped off : NODDED
3-down – Scruff of the neck : NAPE
4-down – 2016 Olympics host : RIODEJANEIRO
5-down – Smooth tongued — too squeamish : MEALYMOUTHED
6-down – Flue clearer : CHIMNEYSWEEP
7-down – : KEYSIGNATURE
12-down – Loss of confidence : COLDFEET
15-down – Savage : FIERCE
18-down – Active volcano : ETNA
This crossword has in total 22 where 12 are across and 10 are down.