Last one and it's a bit odd: 4d Pick used in work on teeth primarily (3) O?T Looks as though it should be "ont" but can't find a reference for this as a dental tool. I am quite sure that the across... ...
18a Delights in making stage appearances (9) e?t?r?c?? Can't find anything to fit. Interacts would fit. I wonder if the down clue is wrong. "Say again" gives Reiterate (non-cryptic) supplying the... ...
5d one brings up the traditional place of preacher in sermon (6) S?E?E?
All I can think of is SPEWER as in “brings up” but cannot parse the rest.
COTW Stand and deliver B???...
16d stiff finally, you pay special attention at climax (9) ?N?E?D?N? Looks like Unbending but can’t parse it. Climax could be Ending but what is UNB? 10d Ranch hand who’ll give you an (sic) reliable...
1d English novelist putting area first for excellence ?R???E. Brontë fits but can’t see it.
23a Get away with individual request being first ?E?O?E. REMOVE?...
Last one to get is COTW Will’s Kate maybe astute to drop Duke (5) S???? I am thinking this might be a reference to Shakespeare and Kate Hathaway rather than to the Wales but can’t get further than...
2d Chief Officer stupefied after losing a stone (4) A?H? Only ACHE or ACHY seem to fit but cannot parse. 4d Last to stop go in (6) T?E?D? Again only TRENDS or TRENDY or TWEEDY seem to fit but cannot...
Last one to get and should be simple. 22a Conclude corporation's doing a U-turn (4) ?T?P Must be STOP meaning Conclude but where does the corporation's U-turn come in? I would take U-turn to mean read...
15d should be simple but isn't. French art teacher at first gets special treatment (3) E?T
French "art" as in "thou art" would give ET and "teacher at first" gives T but what is ETT?...
22a mild northern oath recalled by president (6) ?u???e looks like “ease up” spelt backwards but I can find no hint of a President Puesae!
COTW Outsize bust? It must be held in for gym! (4)...
Two interlocking clues to get with the common letter marked^ 22a I’m one to keep quiet and leave (5) I?^?I 23d Birth control methods that are good value for money (5) ^?I?S And COTW Alcohol confined...