Word.ws English Dictionary

Past tense of fortify

regular verb

The past tense of fortify is fortified. The past participle is also fortified.

Forms of fortify

Base form (V1)fortify /ˈfɔːtɪfaɪ/
Past tense (V2)fortified /ˈfɔɹtɪfaɪd/
Past participle (V3)fortified /ˈfɔɹtɪfaɪd/
Present participlefortifying
Third person singularfortifies

Fortified in a sentence

  • Soy milk is often fortified with calcium.
  • Compare the nutrition information label of a regular ready-to-eat fortified cereal with that of a presweetened brand and you'll note that, although the sweetened one's sugar content is higher, the fortification is virtually identical.1979 July, “What’s in Cereals”, in Sidney Sulkin, editor, Changing Times: The Kiplinger Magazine, volume 33, number 7, Washington, D.C....
  • William the Conqueror fortified many castles, throwing up new ramparts, bastions and all manner of works.From the entry work
  • Fortified wines are usually drunk as aperitifs, digestifs, or liqueurs.From the entry fortified wine
  • Some are fortified to add nutrients such as fiber, calcium or vitamin D.2024 July 31, heart.org. From the entry processed food

Meaning of fortify

  1. verb To give power, strength, or vigour to (oneself or someone, or to something); to strengthen.
  2. verb To support (one's or someone's opinion, statement, etc.) by producing evidence, etc.; to confirm, to corroborate.
  3. verb To increase the nutritional value of (food) by adding ingredients, especially minerals or vitamins.

Full definition of fortify

Questions about the past tense of fortify

What is the past tense of fortify?
The past tense of fortify is fortified.
What is the past participle of fortify?
The past participle of fortify is fortified.
Is fortify a regular or irregular verb?
Fortify is a regular verb: its past tense changes -y to -ied.

Source and license

Adapted from Wiktionary: fortify (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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Cite this page: “Past tense of fortify.” Word.ws, https://word.ws/past-tense/fortify. Based on Wiktionary, CC BY-SA 4.0.