impossible undertaking > synonyms
| »beating a dead dog | |
| »beating a dead horse | |
| »beating the air | |
| »beating the wind | |
| »flogging a dead horse | |
| »ploughing the air | |
| »ploughing the sands | |
| »plowing the sands |
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| APA | Classic Thesaurus. (1970). Synonyms for Impossible undertaking. Retrieved September 20, 2026, from https://www.classicthesaurus.com/impossible_undertaking/synonyms |
| Chicago | Classic Thesaurus. 1970. "Synonyms for Impossible undertaking" https://www.classicthesaurus.com/impossible_undertaking/synonyms (accessed September 20, 2026). |
| Harvard | Classic Thesaurus 1970, Synonyms for Impossible undertaking, Classic Thesaurus, viewed 20 September, 2026, <https://www.classicthesaurus.com/impossible_undertaking/synonyms>. |
| MLA | Classic Thesaurus. "Synonyms for Impossible undertaking" 1 January 1970. Web. 20 September 2026. <https://www.classicthesaurus.com/impossible_undertaking/synonyms> |