1
understruction
1
understructure
1
verge
1
window frame
1
windowsill
0
argent
0
bagginess(noun, tuberosity)
0
beacon(noun, shaft, timber, rafter, girder)
0
beanbag(noun, cushion)
0
bearing ball(expression, idiom)
0
beginning
0
berm(noun, projection, ridge, rack, shelf)
0
big marble(expression, idiom)
0
billiard ball(expression, idiom)
0
blacks and whites(noun, expression, idiom, mantelpiece, claviature)
0
blow
0
bombshell
0
bookshelf
0
bulge(noun, ridge, shelf, protuberance, outcrop)
0
bumper(noun, cushion, beanbag)
11 years ago|3.1k views|share |citing 
APASmart Define. (2015). sill thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sill/thesaurus/synonyms
ChicagoSmart Define. 2015. "sill thesaurus" https://smartdefine.org/sill/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, sill thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sill/thesaurus/synonyms>.
MLASmart Define. "sill thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/sill/thesaurus/synonyms>