1
origin(discharge, waste, escape, beginning, emergence)
1
origination(discharge, waste, escape, beginning, emergence)
1
outfall
1
outflowing
1
outgo(noun, exit)
1
percolation
1
pipetting
1
proceeding(discharge, waste, escape, beginning, emergence)
1
pumping
1
radiation(discharge, waste, escape, beginning, emergence)
1
rejection(noun, expulsion)
1
removal
1
secretion(noun, expulsion)
1
sewer
1
siphoning
1
spout(noun, exit)
1
springing(discharge, waste, escape, beginning, emergence)
1
sucking
1
suction
1
unloading
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APASmart Define. (2015). drainage thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/drainage/thesaurus/synonyms
ChicagoSmart Define. 2015. "drainage thesaurus" https://smartdefine.org/drainage/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, drainage thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/drainage/thesaurus/synonyms>.
MLASmart Define. "drainage thesaurus" 14 December 2015. Web. 24 September 2026. <https://smartdefine.org/drainage/thesaurus/synonyms>