hearken
verb (used without object)
to give heed or attention to what is said; listen.
Used to describe an action that began in the past, has continued continuously, and is still in progress.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
"Three hungry men, Prudence, who have been hearkening for your step this half-hour and more."
From The Broad Highway by Jeffery Farnol