Have all the hallmarks of and Testify to

Testify to and have all the hallmarks of are semantically related. In some cases you can use "Testify to" instead a verb "Have all the hallmarks of".

Testify to verb - To declare (something) to be true or genuine.

Have all the hallmarks of and testify to are semantically related. Sometimes you can use "Have all the hallmarks of" instead a verb "Testify to".