58 entries under opening topic. ×

55
canal(noun, sound, line, water, way)
40
passageway(noun, water, way, course)
22
groove(noun, verb, remove, mark, line)
20
pipe(noun, verb, support, hold, take)
17
duct(noun, break, line, water, way)
16
passage(noun, verb, progress, line, water)
14
way(noun, line, water, vehicle, process)
13
avenue(noun, progress, line, water, vehicle)
11
tube(noun, line, water, way, course)
11
main(noun, line, water, course)
11
path(noun, progress, aid, line, process)
10
cut(noun, verb, line, score)
10
gully(noun, water, ditch, conduit)
10
slit(noun, line, water, course)
10
slot(noun, place, slit, groove)
9
funnel(noun, verb, support, move, hold)
8
tunnel(noun, verb, turn, produce, clean)
5
adit(noun, method, conduit, access)
5
lane(noun, progress, line, way, course)
5
outlet(noun, place, release, escape, way)
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APASmart Define. (2015). channel thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/channel/thesaurus/synonyms
ChicagoSmart Define. 2015. "channel thesaurus" https://smartdefine.org/channel/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, channel thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/channel/thesaurus/synonyms>.
MLASmart Define. "channel thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/channel/thesaurus/synonyms>