How to Use "gainsay" with Example Sentences

1. Such pain is hard to gainsay .
2. And no science , logic or reason could either gainsay or sustain it .
3. Ex. she is a fine woman - that nobody can gainsay .
4. Nobody can gainsay the extraordinary achievement wrought by china in the fastest industrial revolution in human history .
5. For I will give you a mouth and wisdom , which all your adversaries shall not be able to gainsay nor resist .