1
punt(noun, kick)
1
retreat(hole, niche, nook, alcove)
1
rift(noun, notch)
1
rowdiness
1
rowdyism
1
rut(noun, cut, line, slash, channel)
1
scoop(noun, depression, impression, dip, hollow)
1
scotch
1
scratch(noun, cut, line, depression, hollow)
1
shag
1
sigil
1
signet
1
sink(noun, depression, impression, dip, hollow)
1
sinkhole(noun, depression, impression, dip, hollow)
1
sinus(noun, concavity)
1
socket
1
split(noun, notch)
1
step
1
stud
1
sunken part
11 years ago|6.1k views|share |citing 
APASmart Define. (2015). indentation thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/indentation/thesaurus/synonyms
ChicagoSmart Define. 2015. "indentation thesaurus" https://smartdefine.org/indentation/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, indentation thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/indentation/thesaurus/synonyms>.
MLASmart Define. "indentation thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/indentation/thesaurus/synonyms>