IPA: /rɪˈvɜːrʒəˌnɛri/
KK: /rɪˈvɜrʒəˌnɛri/
Related to the return of property or rights to a previous owner after a certain event or time.
The reversionary interest in the property will return to the original owner after the lease expires.
Reversionary → It is formed from "re-" (meaning again) and "versus" (meaning to turn). The word refers to something that turns back again, particularly in legal terms where it relates to the return of property or rights.
Think of something that 'turns back' ('versus') again ('re-') — that's why reversionary relates to returning rights or property.