adj. 25B6; adjective
unreserved support : UNCONDITIONAL, unqualified, without reservations, unlimited, categorical, unequivocal, unambiguous; absolute, complete, thorough, wholehearted, total, utter, undivided.
an unreserved young man : UNINHIBITED, extrovert, outgoing, unrestrained, open, unconstrained, unselfconscious, outspoken, frank, candid.
unreserved seats : UNBOOKED, unallocated, unoccupied, free, empty, vacant.
qualified, reticent, booked.