1
absent-mindedness(noun, fantasy, dream, thoughtfulness, vagueness)
1
absorption(noun, fantasy, dream, thoughtfulness, vagueness)
1
abstraction(noun, fantasy, dream, thoughtfulness, vagueness)
1
absurd(adjective, happy, perfect, fantastic, extravagant)
1
aerial(adjective, happy, perfect, fantastic, extravagant)
1
angle(noun, concept, understanding, view, idea)
1
aspect(noun, concept, understanding, view, idea)
1
astuteness(noun, concept, understanding, view, idea)
1
bizarre(adjective, happy, perfect, fantastic, extravagant)
1
blue sky(expression, adjective, happy, perfect, fantastic)
1
breadth of view(noun, expression, idiom, concept, study)
1
capricious(adjective, happy, perfect, fantastic, extravagant)
1
castle-building(noun, study, vision, fantasy, dream)
1
castles in air(noun, expression, adjective, idiom, study)
1
chimerical(adjective, happy, perfect, fantastic, extravagant)
1
conception(noun, concept, understanding, view, idea)
1
contemplation(noun, fantasy, dream, thoughtfulness, vagueness)
1
curious(adjective, happy, perfect, fantastic, extravagant)
1
daydream(noun, concept, understanding, view, idea)
1
detachment(noun, fantasy, dream, thoughtfulness, vagueness)
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APASmart Define. (2011). castles in the air thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/castles_in_the_air/thesaurus/synonyms
ChicagoSmart Define. 2011. "castles in the air thesaurus" https://smartdefine.org/castles_in_the_air/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2011, castles in the air thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/castles_in_the_air/thesaurus/synonyms>.
MLASmart Define. "castles in the air thesaurus" 24 May 2011. Web. 24 September 2026. <https://smartdefine.org/castles_in_the_air/thesaurus/synonyms>