100 entries under noun topic. ×

19
trench(line, drain, hollow, ditch)
15
channel(line, water, drain, hollow)
14
sewer(drain, ditch, channel, conduit)
14
trough(drain, ditch, channel, pit)
14
ditch(line, drain, means, hollow)
11
drain(house, shelter, ditch, channel)
8
canal(line, drain, means, ditch)
8
furrow(line, drain, means, ditch)
8
watercourse(drain, flow, ditch, channel)
7
aqueduct
7
conduit(drain, race, ditch, channel)
7
culvert(ditch, conduit)
7
gully(drain, ditch, channel, pit)
6
groove(line, course, drain, means)
6
moat(drain, ditch, channel, pit)
6
rut(line, drain, hollow, ditch)
6
sluice(ditch, conduit)
5
cloaca
5
cut(line, drain, ditch, channel)
5
dike(line, hollow, ditch, channel)
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APASmart Define. (2015). gutter thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/gutter/thesaurus/synonyms
ChicagoSmart Define. 2015. "gutter thesaurus" https://smartdefine.org/gutter/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, gutter thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/gutter/thesaurus/synonyms>.
MLASmart Define. "gutter thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/gutter/thesaurus/synonyms>