Antonyms of adj bookable

1 sense of bookable

Sense 1
bookable -- (subject to being reserved or booked; "all seats bookable in advance")

INDIRECT (VIA reserved) -> unreserved -- (not reserved)

Similarity of adj bookable

1 sense of bookable

Sense 1
bookable -- (subject to being reserved or booked; "all seats bookable in advance")
       => reserved (vs. unreserved) -- (set aside for the use of a particular person or party)