undesigned

About 0.03 uses per million words.

Meaning

1. adjective Not designed, not intended.
2. adjective Not designed, not drawn or planned before being made.

Similar words

unintentional coincidences nondesigned unintended undesignated unintentioned unpurposeful unpurposed unengineered unplanned

Often followed by

coincidences and coincidence results by testimony institutions evidence effect