in`ter*change"a*ble*ness
Webster's Dictionary (GCIDE)
Interchangeable \In`ter*change"a*ble\, a. [Cf. OF. entrechangeable.] [1913 Webster]
1.Admitting of exchange or mutual substitution. "Interchangeable warrants." --Bacon. [1913 Webster]
2.Following each other in alternate succession; as, the four interchangeable seasons. --Holder. -- In`ter*change"a*ble*ness, n. -- In`ter*change"a*bly, adv. [1913 Webster]