The definition of a doorsill is the threshold or dividing piece of wood or stone in the bottom of a doorway.
Any limit, quantity, etc. beyond someone's tolerance or at which something occurs
Find another word for doorstep. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for doorstep, like: doorsill, threshold, door-step and doorstep-x94.