Spectator 2179

[Matakari]

Help, please with the following! Thanks!
ACROSS
4 By the way, black weapon is a valuable curio(9, 2 words): O????????
14 Undertaking in 1A is cut by Harpagon(5): ?I??? ( MISER?)
22 Means to an end suggests food and games(7): TA?????
37 Participated in a demo and fought back(7): RA???E?
DOWN
20 Conurbations having connections with Ivory Coast( 6): ???I?S (CITIES?)
30 Distinction working in time(6): ????U?
30

[mac44]

30. honour, on in hour.

[FrogNog]

20d yes cities
30 h on our

[mac44]

20. Ivory Coast is ci + ties

[mac44]

27, rallied

[mac44]

4. objet d'art

[roslyn251254]

22 tactics

[dannyk13]

14. Harpagon is protagonist in The Miser by Moliere

[dannyk13]

37. Rallied

[mathsman]

The mudflats one - 31D - has me stumped.I must be misinterpreting a straightforward part of the clue, unless my 38A answer is wrong. Any hints, please?

[dannyk13]

Clue for 31d please.

[kayakamina]

mathsman you should have a K in 38a.

[mathsman]

Thanks, kayakamina.