"liable to be contested or called into question; controvertible," 1540s, from French disputable (16c.) or directly from Latin disputabilis, from disputare "weigh; examine; discuss, argue, explain" (see dispute (v.)). Related: Disputably.
"bound by ties of gratitude," 1540s, past-participle adjective from oblige. Earlier it meant "be in bondage, be bound by (a promise, pledge, rule, etc.)," also "be liable for the payment of; be condemned" (mid-14c.).
"habit of relapsing" (into crime), 1882, from recidivist + -ism, modeled on French récidivisme, from récidiver. Recidivation as "a falling back, backsliding" in the spiritual sense is attested early 15c. (recidivacion), but OED has no examples after c. 1700. Recidivous "liable to backslide to a former condition or state" is a dictionary word from 1650s.
late 14c., "able to turn, revolving;" early 15c., "liable to constant change," from Latin volubilis "that turns around, rolling, flowing," figuratively (of speech) "fluent, rapid," from volvere "to turn around, roll" (from PIE root *wel- (3) "to turn, revolve"). Meaning "fluent, talkative" is recorded from 1580s. Related: Volubly.
1520s, "liable to customs or dues;" c. 1600, "according to established usage, habitual," from Medieval Latin custumarius, from Latin consuetudinarius, from consuetitudinem (see custom (n.)). In Middle English it was a noun, "written collection of customs" of a manor or community. Earlier words for "according to established usage" were custumal (c. 1400, from Old French), custumable (c. 1300). Related: Customarily.