inopportune

/IH0 N AA0 P ER0 T UW1 N/
adjective
  1. 1

    Unsuitable for some particular purpose

    โ€œThat was a most inopportune spot for a picnic.โ€

  2. 2

    At an inconvenient or inappropriate time

    โ€œThe inopportune arrival of the bus cut short the interesting conversation.โ€

Source: https://en.wiktionary.org/wiki/inopportune