You know what it looks like… but what is it called?
TAKE THE QUIZ“think of”
The following 2 entries include the term think of.
come to think of it
idiom—used in speech to say that one has just remembered or thought of something
shudder to think (of)
idiom: to be very worried/fearful about
Love words? Need even more definitions?
Merriam-Webster unabridged