at one's disposal

accessible applicable convenient feasible free handy possible usable vacant

achievable at hand attainable come-at-able derivable from getatable obtainable on deck on hand on tap open to prepared procurable purchasable reachable ready willing and able realizable securable serviceable up for grabs

inconvenient limited occupied

unavailable unobtainable

accessible achievable acquirable applicable at hand attainable available come-at-able convenient derivable from feasible free getatable handy obtainable on deck on hand on tap open to possible prepared procurable purchasable

accessible at hand at one's beck and call at one's fingertip available handy night call on alert on deck on-the-spot prepared standing by within reach