nonarrival
/nɔnˈɑrɪvəl/Definitions
1. noun
The act or fact of not arriving, especially at a scheduled time.
“The nonarrival of the flight caused a long delay for the passengers.”
2. noun
Someone or something that does not arrive or is absent, especially from a meeting or appointment.
“The team’s nonarrival at the meeting led to a cancellation of the event.”