Synonyms|9Antonyms|1|Broader|0Narrower|0Related|29
1
impassable
1
impenetrable
1
imperviable
1
impervious
0
callous
0
greaseproof paper(expression, idiom)
0
imitation parchment paper(expression, idiom)
0
impassive
0
inaccessible
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APASmart Define. (2013). greaseproof thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/greaseproof/thesaurus/synonyms
ChicagoSmart Define. 2013. "greaseproof thesaurus" https://smartdefine.org/greaseproof/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, greaseproof thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/greaseproof/thesaurus/synonyms>.
MLASmart Define. "greaseproof thesaurus" 28 June 2013. Web. 21 September 2026. <https://smartdefine.org/greaseproof/thesaurus/synonyms>