(Latin: lime, calcium; heel, bone of the tarsus; to tread; derived from calx, calcis, "limestone, lime, pebble"; from Greek words halix and psephos, "small stone, pebble".)

(Greek > Latin: pebble/pebbles, stone/stones; election; vote)

(Latin: uneasiness, anxiety, doubt, especially, over a moral issue; literally, "small, sharp stone or pebble")