Use "oldster" in a sentence

1. I closed my mouth trying to find the way of distracting the oldster and her granddaughter, who at any moment might direct their look outward and see the unusual scene

2. -Stop whispering! Out of Here - the oldster articulated

3. -Those do not serve – always answered the oldster – Nothing like a good spoonful of castor oil and orange

4. Afterwards I thought that it was a question of a bad taste prank, but the severe face and the fateful look of the oldster were contradicting my assumption

5. In the top of the gathering an oldster with raised fists and the missed expression of madness, was fanning the long and black sleeves of her blouse as a raven on the verge of detaching in flight