Duty
Duty noun - Something one must do because of prior agreement.
Usage example: I must obey the call of duty and serve my country
Preference is an antonym for duty.
Preference
Preference noun - The power, right, or opportunity to choose.
Usage example: he was promised his preference when the time came to repaint his bedroom
Duty is an antonym for preference.
How words are described
Both words in one sentence
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Proper Tights with a Skirt: Undine's preference off duty, most notably at her friends' funeral.
Source: Webcomic / Sleepless Domain -
Freedom relies on guerilla attacks so the more accurate and powerful NATO guns are better for them, while Duty probably have a preference for Warsaw Pact weapons due to being mostly former Ukrainian army soldiers.
Source: Video Game / S.T.A.L.K.E.R.
Cite this Source
Preference and Duty. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/duty/preference
Duty & Preference. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/duty/preference>.
Preference or Duty. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/duty/preference.
Google Ngram Viewer shows how "duty" and "preference" have occurred on timeline