SOLUTION TO CROSSWORD No 15,990:

ACROSS:

1 High seas. 5 Gossip. 9 Saucepan. 10 Louche. 12 Oops. 13 Immaterial. 15 Well-appointed. 19 Authoritarian. 23 Perishable. 25 Pair. 28 Origin. 29 Ignominy. 30 Scythe. 31 Cohesion.

DOWN:

1 Hyssop. 2 Grump. 3 Stew. 4 Anaemia. 6 Ozone. 7 Sacristan. 8 Preclude. 11 Tamp. 14 Alto. 15 Water lily. 16 Pot. 17 Iris. 18 Car pools. 20 Imam. 21 Allegro. 22 Crayon. 24 Swish. 26 Alibi. 27 Doze.