11
milestone(noun, time, mark, sign, case)
7
landmark(noun, mark, sign, point, sight)
4
occasion(noun, time, mark, event, sign)
3
mark(noun, sign, sight, signpost, marker)
3
marker(noun, mark, sign, sight, signpost)
3
signpost(noun, mark, sign, sight, marker)
2
event(noun, time, mark, sign, case)
2
pointer
1
alarm
1
arrow
1
baluster
1
balustrade
1
banister
1
bench mark
1
blaze
1
bookmark
1
brand
1
cairn
1
catstone
1
check
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APASmart Define. (2015). milepost thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/milepost/thesaurus/synonyms
ChicagoSmart Define. 2015. "milepost thesaurus" https://smartdefine.org/milepost/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, milepost thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/milepost/thesaurus/synonyms>.
MLASmart Define. "milepost thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/milepost/thesaurus/synonyms>