unreserved

adjective
1

Not reserved: not otherwise or already committed.

"an unreserved forest"

2

Not booked in advance: with no reservation.

"an unreserved table"

3

Without reserve: unrestrained, unconstrained.

"an unreserved demeanor"

verb
1

simple past and past participle of unreserve.

Source: https://en.wiktionary.org/wiki/unreserved

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