numbles

[nuhm-buh lz] /ˈnʌm bəlz/
plural noun
1.
certain of the inward parts of an animal, especially of a deer, used as food.
Also, nombles.
Origin
1275-1325; Middle English < Middle French nombles fillet of venison, plural of nomble, dissimilated variant of *lomble < Latin lumbulus, diminutive of lumbus loin. See lumb-, -ule
British Dictionary definitions for numbles

numbles

/ˈnʌmbəlz/
plural noun
1.
(archaic) the heart, lungs, liver, etc, of an deer or other animal, cooked for food
Word Origin
C14: from Old French nombles, plural of nomble thigh muscle of a deer, changed from Latin lumbulus a little loin, from lumbus loin; see humble pie
Word Origin and History for numbles
n.

"offal," from Old French nombles "loin of veal, fillet of beef, haunch of venison," from Latin lumulus, diminutive of lumbus "loin" (see lumbago).