IPA: /ˌʌn.kənˈfaɪnd/
KK: /ʌnˈkənˌfaɪnd/
Not limited or restricted; free to move or exist without boundaries.
The unconfined space allowed the children to play freely.
Unconfined → It is formed from "un-" (meaning not) and "confined" (from Latin "confinare", meaning to limit or enclose). The word "unconfined" means not limited or not enclosed.
Think of 'not' ('un-') limiting or enclosing something ('confined') — that's why unconfined means free or unrestricted.