105 entries under noun topic. ×

2
crevasse(gorge, ravine, gully)
2
dent(depression, impression, dip, hollow)
2
dike
2
dip(depression, dish, impression, sink)
2
ditch(cut, line, channel, groove)
2
fen(flat, plain)
2
fissure(gorge, ravine, gully)
2
flume(gorge, ravine, gully)
2
gill
2
impression(depression, dip, hollow, pocket)
2
incision(cut, line, channel, indentation)
2
indentation(cut, line, depression, impression)
2
slit(line, channel, groove, furrow)
2
swale(hollow, gorge, vale)
2
trench(cut, line, stream, channel)
2
void(depression, impression, dip, hollow)
2
wadi
1
concavity(depression, dish, impression, sink)
1
coomb
1
coombe
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APASmart Define. (2016). valley thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/valley/thesaurus/synonyms
ChicagoSmart Define. 2016. "valley thesaurus" https://smartdefine.org/valley/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, valley thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/valley/thesaurus/synonyms>.
MLASmart Define. "valley thesaurus" 2 February 2016. Web. 30 September 2026. <https://smartdefine.org/valley/thesaurus/synonyms>