Word.ws English Dictionary

Past tense of underline

regular verb

The past tense of underline is underlined. The past participle is also underlined.

Forms of underline

Base form (V1)underline /ˈʌndɚˌlaɪn/
Past tense (V2)underlined
Past participle (V3)underlined
Present participleunderlining
Third person singularunderlines

Underlined in a sentence

  • The text was impossible to read: every other word was underlined or in a bold or italic font.From the entry italic
  • Default text-based hyperlinks look kinda boring: blue and underlined — whoopy-doo.2006, Geoff Blake, Ten Ton Dreamweaver, →ISBN, page 249. From the entry whoopy-doo
  • No positive attributes in either of the two surveys were underlined.1995, Elisabeth Lissenberg, “Fantasy and the Embodied Moral Capital: Children’s Moral Judgments of Crime and Criminals”, in Günter…. From the entry bankrobber
  • First of all, as underlined by Karlsson et al.2020, Ole B. Jensen, Claus Lassen, Vincent Kaufmann, Handbook of Urban Mobilities. From the entry e-hail
  • The New.net venture underlined an important principle: ICANN's authority over the DNS root is fundamentally subject to the "Tinkerbell" principle.2003, William Lehr, Lorenzo M. Pupillo, Cyber policy and economics in an internet age, page 92. From the entry Tinkerbell

Meaning of underline

  1. noun A line placed underneath a piece of text in order to provide emphasis or to indicate that it should be viewed in italics or (in electronic documents) that it acts as a hyperlink.
  2. noun The character _.
  3. noun An announcement of a theatrical performance to follow, placed in an advertisement for the current one.

Full definition of underline

Questions about the past tense of underline

What is the past tense of underline?
The past tense of underline is underlined.
What is the past participle of underline?
The past participle of underline is underlined.
Is underline a regular or irregular verb?
Underline is a regular verb: its past tense adds -d.

Source and license

Adapted from Wiktionary: underline (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 underline.” Word.ws, https://word.ws/past-tense/underline. Based on Wiktionary, CC BY-SA 4.0.