petrify
verb (used with object)
to convert into stone or a stony substance.
Used to describe an ongoing action or state that is currently taking place in the immediate present.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
May this letter prove to you and to Madame Agassiz that I am petrifying only at the extremities, —the heart is still warm.
From Louis Agassiz: His Life and Correspondence by Louis Agassiz