Synonyms for "fortifieth" (148 found)

Ranked by relevance and common usage.

Closest matches (30)

strengthenarmspikeadd toadulterateaffirmanimatearmorarmor-platearouseattestaugmentauthenticatebackback upbankbank upbarricadebastardizebattle

Show 7 more words

bear outbeef upblockadebolsterboostbracebrace up

Verb(3 words)

armbank upbeef up

Strong matches (44)

briskbriskenbuck upbulwarkbuoybuttresscase hardencastellatecastlecertifycheerchirk upcircumstantiateconfirmcontaminatecontributecorroboratecorruptcrenellatecut

Show 19 more words

debasedefenddenaturalizedenaturedig indilutedoctordoctor updocumentembattleemboldenencourageenergizeenhanceenlivenenrichentrenchexhilaratefence

Verb(5 words)

build upcastleembattleenclosefort

Related words (74)

fresh upfreshenfreshen upgarrisongirdhardenheartenincastleincreaseinspireinvigoratelacemanman the garrisonminenervenourishpalisadeperk uppick up

Show 48 more words

polluteprepareprobatepropprovequickenrallyratifyreadyreanimatereassurerecreaterecruitrefreshrefreshenregalereinforcereinvigoraterenewrestorerestrengthenreviverevivifyrousesecureset upshore upsteelstiffenstimulatestirsubstantiatesupplementsupportsustaintamper withtempertoughenundergirdupholdvalidateverifyvitalizevivifywallwarrantwaterwater down

Verb(6 words)

girdincastlelacespikestrengthstrengthen

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.