1
fissure
1
flying sap
1
fortified tunnel
1
fortress(noun, defense)
1
fracture
1
funnel
1
gallery
1
gap
1
gape
1
gargoyle
1
gash
1
gate
1
glacis
1
goffer
1
gorge
1
gravity dam
1
groin
1
groove
1
guard(noun, defense)
1
gulch
11 years ago|5.3k views|share |citing 
APASmart Define. (2015). moat thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/moat/thesaurus/synonyms
ChicagoSmart Define. 2015. "moat thesaurus" https://smartdefine.org/moat/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, moat thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/moat/thesaurus/synonyms>.
MLASmart Define. "moat thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/moat/thesaurus/synonyms>