Indefinite
Indefinite adjective - Not expressed in precise terms.
Usage example: an indefinite longing for something new and exciting in her life
Plain is an antonym for indefinite.
Nearby Words: indefinable, indefinitely
Plain
Plain adjective - Not subject to misinterpretation or more than one interpretation.
Usage example: let me make my meaning plain
Both words in one sentence
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Prepositions, indefinite, and definite articles are almost completely stripped out; although given how redundant these usually are, (particularly the latter) in many cases the effect makes Hulk Speak easier to understand than plain English, at least when only a single subject is being discussed.
Source: Hulkspeak
Cite this Source
Plain and Indefinite. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/indefinite/plain
Indefinite & Plain. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/indefinite/plain>.
Plain or Indefinite. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/indefinite/plain.
Google Ngram Viewer shows how "indefinite" and "plain" have occurred on timeline