suitable or ready for use; of use or service; at hand

I used whatever tools were available.

readily obtainable; accessible

available resources.

having sufficient power or efficacy; valid.

Archaic . efficacious; profitable; advantageous.

adjective

unavailable , unhandy , unobtainable

adjective

accessible , achievable , applicable , at hand , at one’s disposal , attainable , come-at-able , convenient , derivable from , feasible , free , getatable , handy , obtainable , on deck , on hand , on tap * , open to , possible , prepared , procurable , purchasable , reachable , ready willing and able , realizable , securable , serviceable , up for grabs , usable , vacant , acquirable , gettable , dispensable , disposable , easy , efficacious , expendable , facile , in hand , on call , on tap , open , present , ready , receptive , remittable , utilizable , voluntary