changeable

The word 'changeable' is a hybrid construction, merging a French-derived verb with a Latin-derived suffix. Its core, 'change', originates from the Late Latin verb 'cambiare', meaning to exchange or barter, which itself may have Celtic roots. The suffix '-able', entering English via Old French, comes from the Latin '-abilis', indicating a passive capacity or susceptibility. Thus, the literal morphemic logic of "capable of being exchanged or altered" evolved seamlessly into the modern abstract meanings, describing either a thing's susceptibility to alteration or a person's or condition's tendency to vary.

Structure: change (to alter) + able (capable of) - change: From Old French 'changier', from Late Latin 'cambiare' (to exchange, barter). Functions as the core verb root. - able: From Old French '-able', from Latin '-abilis' (capable of, able to be). Functions as an adjective-forming suffix.