It was suggested in 12.1 that propositional synonyms are 'more synonymous' than plesionyms, which, in turn, are 'more synonymous' than non-synonyms.
Source: wiktionary
Plesionym
//ˈpliːzɪənɪm//
Synonyms for "plesionym" (2 found)
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Noun(1 words)
Related words (1)
Noun(1 words)
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4 total sentences available.
An immediate question is when does a plesionym cross a "vertical distance boundary" to become a different concept?
Source: wiktionary
Such a semantic intertextual frame arises when the lexical item 'mist' is linked to its plesionym 'fog' and an intertextual link between two texts containing these lexical items is created.
Source: wiktionary
A word is a plesionym if it is a near-synonym, but substitution of the word does not leave the same truth conditions. For example, it 'It wasn't misty, just foggy', the words 'misty' and 'foggy' are pleisonyms of each other. […] Plesionyms are often used to indicate that the speaker is grappling after precision, but perhaps does not possess the precise vocabulary or technical term for the object in mind.
Source: wiktionary
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.