6  See through deception: there's one in the clue... (5)

 9  ...there's one in the clue, but not in polite conversation (1,4,6,4)

11 Of all the single digit numbers, this is 9 (4,3,3,5)

12 US state where William resided 1981-82 (7)

14 "Masses are ultimately absorbed by trifles," say pretentious types  (6)

16 Breast reduction gets negative reaction (3)

18 Times cryptic by foremost of setters could be fan-bloody-tastic  (6)

20 Simon said call him repeatedly; Garfunkel rejected nonsense lyrics (3-2-2)

24 The Telegraph crossword is often positioned so poorly  (5,3,7)

26 Get first prize in the WI fair covering iconic song (6,2,3,4)

29 "Lispy" duck? That's just silly (5)

30 Person proposing to Iron Man is potty (9)

 1  Tea without milk or sugar for clergyman (8)

 2  Excited to get employment in a bar (7)

 3  Reportedly Rupert's grandparents or other ancestors (9)

 4  Oddly, niece is born in Nice (3)

 5/14  Betty's soapdish! (6)

 6  Pinky-orange colour produced by final flicker in ember (5)

 7  Under fifty, dare to get squished into skin-tight outfit (7)

 8  Fresh air sounds like something naturist would enjoy (6)

10 Take care where you write your answer (4)

13 Husband's middle reverting to six-pack (3)

14 See 5

15 Egyptian river rising and engulfing a poor Egyptian town (2,7)

17 Next to Newfoundland, this breed is more manageable size (8)

19 Heard Bernie legged it with ill-gotten gains (4,3)

21 He doesn't believe what he is told, not entirely (7)

22 Doubt I could be moved to make a better offer (6)

23 Student, eruditely answering numerous starters for 10 (4)

25 Spitting cobra in Yosemite, camouflaged (5)

27 Trendy new pub (3)

28 Cricket umpire holding belly in (3)