Appendage

n.	1.	Something appended to, or accompanying, a principal or greater thing, though not necessary to it, as a portico to a house. Modesty is the appendage of sobriety. - Jer. Taylor.
	2.	(Biol.) A subordinate or subsidiary part or organ; an external organ or limb, esp. of the articulates. Antennæ and other appendages used for feeling. - Carpenter.

Noun	1.	appendage - an external body part that projects from the body; "it is important to keep the extremities warm" Synonyms: extremity, member
	2.	appendage - a natural prolongation or projection from a part of an organism either animal or plant; "a bony process" Synonyms: outgrowth, process
	3.	appendage - a part that is joined to something larger

accession, accessories, accessory, accident, accidental, accompaniment, addenda, addendum, additament, additive, additory, additum, adherent, adjunct, adjuvant, annex, annexation, appanage, appanages, appendages, appendant, appendix, appointments, appurtenance, appurtenances, appurtenant, arm, attachment, attendant, augment, augmentation, auxiliary, belongings, bough, branch, buff, cavaliere servente, choses, choses in action, choses in possession, choses local, choses transitory, coda, collateral, complement, concomitant, contingency, contingent, continuation, corollary, courtier, dangler, dependent, disciple, extension, extra, extrapolation, fan, fixture, flunky, follower, following, hand, hanger-on, happenstance, heeler, henchman, homme de cour, imp, incidental, increase, increment, inessential, joint, leg, limb, link, lobe, lobule, man, material things, member, mere chance, movables, nonessential, not-self, offshoot, organ, other, paraphernalia, parasite, partisan, pendant, perquisites, personal effects, pinion, public, pursuer, pursuivant, ramification, reinforcement, retainer, runner, satellite, scion, secondary, sectary, servant, shadow, side effect, side issue, spray, sprig, spur, stooge, subsidiary, successor, superaddition, supplement, supporter, switch, tagtail, tailpiece, tendril, things, trainbearer, trappings, twig, undergirding, unessential, votary, ward heeler, wing