This crossword No. 15533 clues and answers were published on Wed 19 Feb 2020 and the puzzle can be visited by following The Guardian Quick Crossword No. 15533 link.
All Across Clues and Answers:
1-across – : LIFECYCLE
8-across – Indian or Arctic? : OCEAN
9-across – Admit : CONCEDE
10-across – Traitorous collaborator : QUISLING
11-across – Partially carbonised vegetable matter saturated with water : PEAT
13-across – Second book of the Old Testament : EXODUS
14-across – Pope’s ambassador : NUNCIO
16-across – Grisly : GORY
17-across – Paint with slight sheen : EGGSHELL
19-across – Persuaded to join : ROPEDIN
20-across – Spy : AGENT
21-across – Harvard, Yale and six other private universities : IVYLEAGUE
All Down Clues and Answers:
1-down – A floor covering : LINOLEUM
2-down – Fertile : FECUND
3-down – Pious platitudes — jargon : CANT
4-down – Trying too obviously to seem intelligent : CLEVERCLEVER
5-down – Coat thinly with a metal — let percolate : ELECTROPLATE
6-down – Herbs in a small bag used in cooking : BOUQUETGARNI
7-down – Dictionary compilation : LEXICOGRAPHY
12-down – Parasol : SUNSHADE
15-down – Christmas drink : EGGNOG
18-down – Fringe : EDGE
This crossword has in total 22 where 12 are across and 10 are down.