orderable
/ˈɔːd(ə)rəbl/adjective
1Capable of being ordered or directed (to an end or result); amenable to direction or control.
- Rare after the 17th cent..
2That may be requested or ordered; available for purchase, consumption, etc.
3That may be arranged in a series.
Origin
Late 16th century; earliest use found in Richard Mulcaster (?1532–1611), schoolmaster and author. From order + -able.