Past tense of liquefy
regular verb
The past tense of liquefy is liquefied. The past participle is also liquefied.
Forms of liquefy
| Base form (V1) | liquefy /ˈlɪ.kwɪ.faɪ/ |
|---|---|
| Past tense (V2) | liquefied |
| Past participle (V3) | liquefied |
| Present participle | liquefying |
| Third person singular | liquefies |
Liquefied in a sentence
- The substance liquefied upon heating.
- It means you can get—buy natural gas from overseas in liquefied form and deliquefy it.2006, Public Papers of the Presidents of the United States: George W. Bush, page 1838. From the entry deliquefy
- Oil and liquefied natural gas tankers moving through the Strait of Hormuz carry around 20% of the world’s supply.2026 March 20, Eleni Giokos, “The Strait of Hormuz is about more than just oil. It feeds 100 million people”, in CNN Business, archived…. From the entry Persian Gulf
- HS2 Ltd is also testing new off-grid generators powered by LPG (liquefied petroleum gas), in a bid to reduce carbon emissions during construction.2020 December 30, “Network News: Bidders sought for HS2 S&C contract”, in Rail, page 12. From the entry off-grid
- Autogas is the common name for liquefied petroleum gas (LPG) when it is used as a fuel in internal combustion engines in vehicles.2009, Frederic P Miller with Agnes F Vandome and John McBrewster, Autogas. From the entry autogas
Meaning of liquefy
- verb To make (something) into a liquid.
- verb To distort and warp (an image).
- verb To become liquid.
Questions about the past tense of liquefy
- What is the past tense of liquefy?
- The past tense of liquefy is liquefied.
- What is the past participle of liquefy?
- The past participle of liquefy is liquefied.
- Is liquefy a regular or irregular verb?
- Liquefy is a regular verb: its past tense changes -y to -ied.
Source and license
Adapted from Wiktionary: liquefy (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 liquefy.” Word.ws, https://word.ws/past-tense/liquefy. Based on Wiktionary, CC BY-SA 4.0.