13 entries under adjective topic. ×

12
empyrean(noun, blue, heaven, happiness)
4
ether(noun, sky, heavenly, vault)
2
celestial
2
paradise(noun, happiness, glory, heavenly)
1
concave
0
aerial
0
airy
0
day-old
0
divine
0
ethereal
0
heavenly
0
hollow
0
supernal
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APASmart Define. (2015). firmament thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/firmament/thesaurus/synonyms
ChicagoSmart Define. 2015. "firmament thesaurus" https://smartdefine.org/firmament/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, firmament thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/firmament/thesaurus/synonyms>.
MLASmart Define. "firmament thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/firmament/thesaurus/synonyms>