Cephalic - alkifal, outer.⏎
Epicondyles - epi, upon; kondulos, knob.⏎
Duodenum - duodenum, twelve; so named because it is 12 fingerbreadths in length.⏎
Fossa - fossa, trench or ditch, hence any concavity.⏎
Coccyx - kokkyx, cuckoo; the bone has a fancied resemblance to a cuckoo's beak.⏎