Word Type

Noun

The word "windowsill" can be used as a noun.

Word Relationships

Derived From

sill window

Broader Terms (Hypernyms)

sill

Type Of (IsA)

sill

Part Of

window frame

Related Terms

base horizontal member sill window window frame

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.