-uncle +

(Latin: a suffix; little, small)

carbuncle
1. A multiple-headed boil.
2. A group of boils is known as a carbuncle.
3. A red gemstone, especially a garnet, which is smoothly rounded and polished.
4. Etymology: from Old French charbu(n)cle and Latin carbunculus, "small coal"(carbon- "coal").
caruncle
1. A small fleshy growth on the head or body; such as, a rooster's comb.
2. A colored outgrowth of tissue in some types of seeds near the point of attachment to the plant.
cerebral peduncle
1. The anterior half of the midbrain, divisible into a posterior part (tegmentum) and an anterior part (crus cerebri), which are separated by the substantia nigra.
2. A bundle of myelinated neurons joining different parts of the brain
peduncle, peduncular
1. The stalk that attaches a single flower, flower cluster, or fruit to the stem.
2. A stalk supporting an animal organ; such as, the eye-stalk of a lobster.
3. A part resembling a stalk in shape or function, e.g. the base of a fish's tail or a structure attaching an invertebrate animal to the place where it lives.
4. In botany,the stem or stalk that supports the fructification of a plant, and of course, the fruit.
5. Etymology: from modern Latin pedunculus, "small foot"; from Latin ped- "foot".
sectiuncle
A little or petty sect.
siphuncle
A small cord of tissue that secretes gas into the buoyancy chambers of the external shell of a nautilus or similar mollusk.
urethral caruncle
1. A small, polyploid, red growth on the mucous membrane of the female urinary meatus (natural passage or canal), sometimes causing difficulty in urination.
2. A small, fleshy, sometimes painful protrusion of the mucous membrane at the meatus (canal) of the female urethra.

It may be telangiectatic (dilation of preexisting blood vessels), papillomatous (blood vessels), or composed of granulation tissue.

vibratiuncle
A small vibration.