1
over-priced(adjective, expensive, high-priced, pricey, pricely)
1
overgrown
1
overpriced(adjective, expensive, high-priced, pricey, pricely)
1
pharaonic
1
physical science
1
planetal
1
planetarian
1
planetesimal
1
premium(adjective, expensive, high-priced, pricey, pricely)
1
priceless(adjective, expensive, high-priced, pricey, pricely)
1
pricey(adjective, expensive, high-priced, pricely, unaffordable)
1
profound
1
prohibitively expensive(adjective, expensive, high-priced, pricey, pricely)
1
prohibitory(adjective, expensive, high-priced, pricey, pricely)
1
reasonable(significant, substantial, large)
1
renowned(significant, substantial, large)
1
respectable(significant, substantial, large)
1
rich(adjective, extraordinary, extreme, prohibitive)
1
semilunar
1
sidereal
11 years ago|5k views|share |citing 
APASmart Define. (2015). astronomical thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/astronomical/thesaurus/synonyms
ChicagoSmart Define. 2015. "astronomical thesaurus" https://smartdefine.org/astronomical/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, astronomical thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/astronomical/thesaurus/synonyms>.
MLASmart Define. "astronomical thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/astronomical/thesaurus/synonyms>