not opportune; inappropriate; inconvenient; untimely or unseasonable: an inopportune visit.
Origin of inopportune
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for inopportunity
Historical Examples of inopportunity
The too reminiscent letter had come with the inopportunity of destiny.V. V.'s Eyes
Henry Sydnor Harrison
not opportune; inappropriate or badly timed
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
1530s, from Late Latin inopportunus "unfitting," from in- "not" + opportunus (see opportune). A rare word before 19c. Related: Inopportunely.
Online Etymology Dictionary, © 2010 Douglas Harper