expedience

plural expediences

1. uncountableThe quality of being fit or suitable to cause some desired end or the purpose intended; propriety or advisability under the particular circumstances of a case.

   April 11 1690, John Sharp, sermon preached at White-Hall to determine concerning the expedience of actions

   Synonyms: expediency

2. countableuncountableSpeed, haste or urgency.

   making hither with all due expedience

   1595 December 9 (first known performance), William Shakespeare, “The Life and Death of King Richard the Second”, in Mr. William Shakespeares Comedies, Histories, & Tragedies: Published According to the True Originall Copies (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act II, scene i]

   1 more example

   The sense of expedience that allowed White to cut deals and keep moving had made many, mistakenly, see him as shallow or, worse, unprincipled.

   2008, Thomas Dyja, Walter White: The Dilemma of Black Identity in America, page 178

   Synonyms: expediency

3. countableuncountableSomething that is expedient.
4. countableobsoleteuncountableAn expedition; enterprise; adventure.

   forwarding this dear expedience

   c. 1597 (date written), William Shakespeare, “The First Part of Henry the Fourth, […]”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act I, scene i]