ankylosis

The story

1. Ancient Greek · derived fromἀγκύλωσις“a stiffening of the joints”
2. English todayankylosis

From Ancient Greek ἀγκύλωσις (ankúlōsis, “a stiffening of the joints”), from ἀγκυλόω (ankulóō, “to crook, bend”), from ἀγκύλος (ankúlos, “bent, crooked”). By surface analysis, ankyl- + -osis.