Suitable for, or capable of being, rented.(adjective)
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Use "rentable" in a sentence
"In other words, the landlords of those buildings have increased so-called rentable space -- which includes an allocation of the common areas of the building -- without adding to the amount of space tenants can actually use, known as "usable" space."
"More than a "rentable" little movie, I think, if you're a Full Moon fan you'll really fall a bit for this one."
""Governor Pataki is only 'rentable' for the election season," said another."