bastardise

B3A1S1T1A1R1D2I1S1E1
/ˈbæstə(ɹ)daɪz//ˈbɑːstə(ɹ)daɪz/

A form of bastardize — To claim or demonstrate that someone is a bastard, or illegitimate.

Similar
Scrabble 13

Meanings

verbbastardise (third-person singular simple present bastardises, present participle bastardising, simple past and past participle bastardised)

present singular third person bastardises · participle present bastardising · participle past bastardised · past bastardised

  1. UKnonstandardNon-Oxford British English standard spelling of bastardize.

    ‘I have bastardised both my daughters.’

    2020, Hilary Mantel, The Mirror and the Light, Fourth Estate, page 380

Synonyms & antonyms

verbchange something so that its value declines; for example, art forms

Similar

verbdeclare a child to be illegitimate

Similar
Also see

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Latinbastardus
  2. Old Frenchbastard
  3. Middle Englishbastard
  4. Englishbastard
  5. Englishbastardise

From bastard + -ise.

Full word history & related roots →

Rhymes & wordplay

Anagrams

Cite this entry
APA

bastardise. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/bastardise

MLA

“bastardise.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/bastardise. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “bastardise,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/bastardise.

Source: bastardise on Wiktionary, CC BY-SA 4.0.