(Greek: finger, toe)

(Latin: finger, toe; from Greek daktylos)

(Latin: thumb [finger]; big toe)

(Latin: first part of the small intestine; based on duodecim, "twelve", because its length is approximately twelve finger-breadths)

(Greek via Latin: bone between two joints of a finger or toe; line of battle; from phalanx, heavy infantry in close order [from Greek antiquity])