RichThesaurus
have something in the palm of one's hand
vs
superintend
have something in the palm of one's hand
superintend
verb
To oversee the work of others; to supervise.
To administer the affairs of something or someone.
How often have the words
have something in the palm of one's hand
and
superintend
occurred in a corpus of books?
(source:
Google Ngram Viewer
)