Guardian Cryptic

[anikomo]

Would greatly appreciate help with final 3 clues.
22a. Spooner's defamation of dance is something of no importance.(5,4) I have S?A?L ????
16d. Support at entry-preserve during raising of children.(4.4) I have ?O???A?B
21d. Leaves holder to beat, unexpectedly getting silver.(3,3) I have ??? B?G

[bibblebub]

22a) small beer
16d) door jamb

[Oldred]

small beer ?

[bibblebub]

21d) tea bag

[boxtops]

22a small step?

[HowardKennitby]

tea bag

[Oldred]

tea bag

[Lie-in King]

22a Small beer - "ball's mere"
16d Door jamb - 'jam' (preserve, in) 'brood' (children, raised)
21d Tea bag - anag 'beat' + 'Ag' (silver)

[bibblebub]

22a) spoonerised = 'ball smear'

[Lie-in King]

Much better, b'bub! Missed that completely :-)

[anikomo]

Thank you all, very much indeed, for your help.