Synonyms|364Antonyms|62|Broader|6Narrower|8Related|100
4
opening
4
alacrity
3
lacuna
2
emptiness
1
abysm
1
antrum
1
aperture
1
blank
1
vibes
0
blank space(expression, idiom)
0
blankness
0
cavity
0
cell
0
chasm
0
clearance
0
crack
0
cranny
0
crevice
0
den
0
depression
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APASmart Define. (2015). congestion thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/congestion/thesaurus/antonyms
ChicagoSmart Define. 2015. "congestion thesaurus" https://smartdefine.org/congestion/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, congestion thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/congestion/thesaurus/antonyms>.
MLASmart Define. "congestion thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/congestion/thesaurus/antonyms>