supervention

WordReference Random House Unabridged Dictionary of American English © 2025

su•per•vene  (so̅o̅′pər vēn′), v.i., -vened, -ven•ing. 

1. to take place or occur as something additional or extraneous (sometimes fol. by on or upon).
2. to ensue.

• Latin supervenīre, equivalent. to super- super- + venīre to come
• 1640–50;

su•per•ven•ience  (so̅o̅′pər vēn′yəns), su•per•ven•tion  (so̅o̅′pər ven′shən), n.  su•per•ven•ient  (so̅o̅′pər vēn′yənt), adj. 

Collins Concise English Dictionary © HarperCollins Publishers::

supervene / ˌsuːpəˈviːn/ verb (intransitive)

1. to follow closely; ensue
2. to occur as an unexpected or extraneous development

Etymology: 17th Century: from Latin supervenīre to come upon, from super- + venīre to come

ˌsuperˈvenience, supervention / ˌsuːpəˈvɛnʃən/ noun