Sill

4 lettersnouncommon

Updated June 2026

Definition

A horizontal timber, stone, or metal member forming the lowest element of a window frame, doorframe, or structural wall.

“She placed a row of potted herbs along the kitchen window sill.”

Related Words

Synonyms

ledge threshold lintel

Word Game Tips

🟩

Wordle

Double L at the end is the defining feature, SIL in positions 1 to 3 is a strong pattern to lock in.

🔤

Scrabble

Worth 4 points, low tile value but the double L is excellent for reaching bonus squares diagonally.

Words Related to Sill

Anagrams of Sill

Words that use exactly the same letters as “sill”.

ills

Words one letter different

Change a single letter of “sill” to make these 4-letter words — useful for Wordle and crossword clues.

bill cill dill fill gill hill jill kill mill pill sell silk till will

Add a letter to make a longer word

5-letter words you can spell by adding one letter to “sill”.

allis bills dills fills gills hills illus jills kills lilas liles lilts lisle mills nills pills rills selli shill sills silly silyl skill slily

Longer words starting with Sill

Words that begin with “sill”.

sills silly

Explore Similar Words

4-letter words starting with S 4-letter words ending with L All 4-letter words 5-letter words All word lists

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Dictionary References

Look up sill in an authoritative dictionary for full definitions, pronunciation, and etymology.

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