[mojocafa]

There

Thomas holds Easter rabbit extravaganza

[tizaala]

Eight xylophonists terrify Reginald and Vera agravating geriatric antedeluvian New Zealand antecedants

[Lesley Silvester]

ANTECEDANTS  (which should be ent at eh end but I'll go with your spelling)

Auntie Nora takes exceptional care even darning Auntie Noreen's tiny shoulder-pads.

[tizaala]

(so we will accept your spelling of " the " )
 
She has only underestimated latitudinal diameters erraticly radiused , perhaps adding diametrical slip-up

[Lesley Silvester]

(Thank you for your graciousness, Tiz)

SLIP-UP

Silly little Iris pooped under pianoforte.

[Mariask]

pianoforte

Playing in a noisy old farmhouse often reduced the effect

[Lesley Silvester]

EFFECT

Easily Freddie farted, emitting caustic toxins.

[mojocafa]

Toxins

Tom ogilvys X-ray Indicates nasty spondyloarthropathy

[tizaala]

Some people only nod, do you like ordinary apples? ripened to healthy red, orangey pith and totally hateful yellow.

[Lesley Silvester]

YELLOW

Young Elsie looked longingly on Wilfred.

[mojocafa]

Wilfred

Wondering if little Fred really eats Dandelions

[tizaala]

Doug and Nelly do enjoy lasciviousness in obligatory new situations

[Lesley Silvester]

Does Gabi know what you get up to with Nelly, Tiz?

SITUATIONS

So is tom's uncle able to instigate observations noting suspicions?

[mojocafa]

Situations

Singing in tune under apple tree, it's  obviously not supercalifragilisticexpialidocious

[tizaala]

Mojo, you got it wrong   not like you to slip up
 
Suspicions
 
Susan usualy shagged precosciously in cars irrespective of new suspension.