Easily understood or appreciated.
Capable of being used or seen.
Easy to get along with.
Open to the influence of.
Obtainable; to be got at.
Built or designed as to be usable by people with disabilities.
Easy of access or approach.
single; not in a committed romantic relationship or otherwise unavailable.
Offered for sale.
During a real estate auction: going to be sold at that auction, i.e. the bid has reached the vendor's reserve.