Synonyms|230Antonyms|32|Broader|3Narrower|0Related|172
3
retentive
3
water-repellent
2
cheap
2
water-resistant
1
hard
1
heavy
1
niggardly
1
solid-state chemistry
1
wonderful(adjective, great, excellent, superior, superb)
0
a1
0
acid-fast
0
airproof
0
atrocious
0
bad
0
bang-up
0
banner
0
barricaded
0
blockaded
0
blocked
0
boss
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APASmart Define. (2015). impermeable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/impermeable/thesaurus/related
ChicagoSmart Define. 2015. "impermeable thesaurus" https://smartdefine.org/impermeable/thesaurus/related (accessed September 23, 2026).
HarvardSmart Define 2015, impermeable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/impermeable/thesaurus/related>.
MLASmart Define. "impermeable thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/impermeable/thesaurus/related>