prick
noun
a puncture made by a needle, thorn, or the like.
Used to describe an action that was ongoing continuously in the past up until another past event interrupted it.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
His conscience had been pricking him all his life, but it hardly pricked him sharp enough to produce consequences.
From Ralph the Heir by Anthony Trollope