meaning - What is the name of the horizontal bar that intersects a window mullion? - English Language & Usage Stack Exchange | Window parts, Horizontal, Windows
WINDOWSILL | English meaning - Cambridge Dictionary
File:Girl sitting on the windowsill (01).JPG - Wikimedia Commons
Difference Between Dyke and Sill | Difference Between
word usage - Is it called a threshold or sill or door frame? - English Language Learners Stack Exchange
Sill Meaning - YouTube
Lintel Level | Lintel Height | Functions Of Lintel Level | 3 Difference Between Lintel Level And Sill Level
Sill Meaning In Urdu | Daasa داسا | English to Urdu Dictionary