RichThesaurus
consternate
vs
send shivers down someone's spine
consternate
verb
To cause consternation in; to dismay.
send shivers down someone's spine
verb
To terrify; to make someone feel extremely nervous.
How often have the words
consternate
and
send shivers down someone's spine
occurred in a corpus of books?
(source:
Google Ngram Viewer
)