| opalescence | |
| prism(noun, spectrum) | |
| secobarbital sodium | |
| tortoise shell(expression, idiom) | |
| multicolored | |
| sparkle(noun, beam, gleam, glare, glitter) | |
| blue angel | |
| deception(noun, trip, fancy, confusion, impression) | |
| harmonious | |
| originality(noun, desire, fancy, hope, image) | |
| prismatic(adjective, varied, miscellaneous, assorted) | |
| spangle | |
| accede | |
| amobarbital sodium | |
| anthelion | |
| antigorite | |
| antisun | |
| apparition(noun, desire, fancy, confusion, deception) | |
| appearance(noun, desire, fancy, hope, image) | |
| arc(noun, spectrum) |
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| APA | Smart Define. (2016). rainbow thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/rainbow/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "rainbow thesaurus" https://smartdefine.org/rainbow/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, rainbow thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/rainbow/thesaurus/synonyms>. |
| MLA | Smart Define. "rainbow thesaurus" 25 February 2016. Web. 20 September 2026. <https://smartdefine.org/rainbow/thesaurus/synonyms> |