Yesterday’s solutions:

Across: 1 Clandestine. 9 Rot. 10 Discourse. 11 Vicar. 13 Luggage. 14 Renege. 16 Strive. 18 Courage. 19 Cheat. 20 Terminate. 21 Lea. 22 Proliferate. Down: 2 Lit. 3 Nadir. 4 Easily. 5 Thought. 6 Narrative. 7 Prevaricate. 8 Reverential. 12 Conqueror. 15 Glacial. 17 Behalf. 19 Cheer. 21 Let.