4
cleaning(noun, verb, adjective, cleansing, cleaning)
4
cleansing(noun, verb, adjective, cleaning, purifying)
4
disinfecting(verb, adjective, cleaning, purifying)
4
percolating
4
purifying(verb, adjective, cleaning, purifying)
4
screening
4
sieving
4
straining
3
clarification(noun, cleansing, cleaning)
3
draining(noun, verb, cleansing, cleaning)
3
filter
3
filtration
3
leaching
3
oozing
3
purification(noun, cleansing, cleaning)
3
refinement(noun, rectification, cleansing, cleaning)
3
refining(verb, adjective, purifying)
3
sanitizing(verb, cleaning, purifying)
3
sifting
2
clearing(noun, verb, cleaning)
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APASmart Define. (2015). filtering thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/filtering/thesaurus/synonyms
ChicagoSmart Define. 2015. "filtering thesaurus" https://smartdefine.org/filtering/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, filtering thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/filtering/thesaurus/synonyms>.
MLASmart Define. "filtering thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/filtering/thesaurus/synonyms>