Pelvis

google

ref

early 17th century: from Latin, literally ‘basin’.

wiktionary

ref

From Latin pelvis(“basin”), from Old Latin peluis(“basin”), from Proto-Indo-European *pel-(“container”). Compare Sanskrit पलव(palava, “wicker-work basket for catching fish”), Ancient Greek πήληξ(pḗlēx, “helmet”).

etymonline

ref

pelvis (n.)

"basin-like cavity formed by the bones of the pelvic girdle," 1610s, from Modern Latin, from Latin pelvis "basin, laver," Old Latin peluis "basin," from PIE *pel- "container" (source also of Sanskrit palavi "vessel," Greek pelex "helmet," pelike "goblet, bowl," Old Norse and Old English full "cup").