He must be deformed somewhere; he gives a strong  feeling of deformity, although I couldn't specify  

In season 5's Thanksgiving episode, we find out that Chandler's nubbin isn't his only physical deformity.

Note that a hand surgery fellowship can also be pursued after a plastic surgery residency or much less commonly, a general surgery residency orthopedic trauma, which focuses on fractures of the long bones of the extremities such as such as the femur, tibia, forearm and humerus, as well as fractures of the pelvis and hip socket spine surgery, which includes surgical interventions to correct spinal deformity trauma, degenerative disease and nerve compression and sports surgery, which is by far the most common fellowship for orthopedic surgeons.

Caress caress carp cup cartridge cartridge cask cask cataract cataract caterpillar caterpillar cathedral cathedral cauliflower cauliflower catastrophe catastrophe cavalry cavalry seed seed celery celery census census cessation cessation chaste chaste chatter chatter chirp chirp chisel chisel chivalrous chivalrous cord cord cipher cipher clad clad clang clang clasp clasp clatter clatter clench clench clod clod clove clove clumsiness clumsiness clutch clutch course coax coax cobbler cobbler cod code cod liver cod liver cognition cognition coil coil collaborate collaborate cult colt combustible combustible comet comet commence commence commotion commotion compel compel compile compile compliance compliance compose compose compress compress comprise comprise concession concession conciliate conciliate concord concord condensed condensed confederate confederate conferring confer confiscate confiscate conform conform conjecture conjecture conjunction conjunction consensus consensus consignment consignment consternation consternation constituent constituent constrain constrain construe construe consume consume contend contend contentment contentment continual continual contraceptive contraceptive contrivance contrivance convey convey cooperate cooperate coordinate coordinate coral coral coronation coronation correspond correspond cozy cosy countess countess crater crater crayfish crayfish crease crease creche creche credulous credulous crescent crescent crest crest croak croak crochet crochet crockery crockery crumple crumple crusade crusade cudgel cudgel current current cutlery cutlery cutlet cutlet cyber cyber Cyprus Cyprus daffodil daffodil dainty dainty dandelion dandelion Dane Dane dangle dangle days days debit debit deceit deceit deduce deduce default default defer defer defiance defiance deficiency deficiency deform deformity defrost defrost degenerate degenerate degradation degradation deity deity dejection dejection delicacy delicacy deluge deluge demolish demolish demure demure deplorable deplorable deport deport deprivation deprivation deride deride desirable desirable desolate desolate despot despot deter deter detergent detergent detriment detriment devolution devolution diarrhea diarrhea dilate dilate diligence diligence diminish diminish disapproval disapproval disbelief disbelief discard discard disciple disciple discomfort discomfort discredit discredit dismal dismal dispatch dispatch dissatisfaction dissatisfaction domicile domicile dormitory dormitory dowry dowry drape drape drizzle drizzle drone drone drought drought drowsy drowsy dusk dusk Dutch Dutch dynasty dynasty dysentery dysentery earnings earnings easel easel edible edible egoism egoism embankment embankment embark embark embroider embroider empower empower endorse endorse enrich enrich entail entail envisage envisage er er escalator escalator evasion evasion excel excel exemption exempt exhale exhale expedient expedient expend expend extinct extinct fable fable facilitate facilitate falcon falcon fastidious fastidious fathom falcon feet feet feeble feeble ferocious ferocious fiber fiber fiddle fiddle fig thick fillet fillet flake flake flask flask flippers flippers flourish flourish flute flute foliage foliage fortress fortress frenzy frenzy funnel funnel guild guild gills gills google google giraffe giraffe girdle girdle gloss gloss gnat gnat go between go between grope grope guile guile gust gust haphazard haphazard harness harness haze haze half half hedge hedge helm helm heritage heritage heron heron herring herring hugh hugh hijack hijack hind hind hurdle hurdle hurl hurl hybrid hybrid icicle icicle ignoble ignoble illuminate illuminate imaginable imaginable immense immense imminent imminent immobile immobile immoderate immoderate impatience impatience impossibility impossibility imprison imprison improbable improbable imprudence imprudence impure impure inaccessible inaccessible inaccurate inaccurate inaudible inaudible inaugurate inaugurate inclination inclination incomparable incomparable incompatible incompatible incomprehensible incomprehensible indecent indecent indictment indictment indifference indifference indigestion indigestion infantry infantry inflame inflame inflict inflict influenza influenza ingenious ingenious inhabit inhabit inhuman inhuman innumerable innumerable inoculate inoculate inoffensive inoffensive impatient impatient inquire inquire inscribe inscribe insensible insensible inseparable inseparable insolence insolence installment installment insufficient insufficient insular insular insulation insulation interact interact intermediary intermediary intolerable intolerable intoxicate intoxicate invaluable invaluable Invariable invariable Irreparable irreparable irreplaceable irreplaceable Jackal jackal Jolly Jolly Jubilee Jubilee Judicial judicial Tattered tattered Baffle baffle Juggle juggle Justification justification Languish languish Lark lark Lateral lateral lattice lattice leaden leaden leech leech Livelihood livelihood Loneliness Loneliness Madden Madden Maggot maggot Malignant malignant malnutrition malnutrition Mandate Mandate manhood manhood Maneuver Maneuver Manpower Manpower Mayor Mare Marvel Marvel Mayonnaise mayonnaise Measles measles Mediate Mediate Melancholy melancholy Minimize Minimize Miscalculate Miscalculate Mischief mischief Misty Misty Misuse misuse Monastery Monastery More more Mortify Mortify Mo mo Multicultural Multicultural Mutton Mutton Navigable navigable Nitrogen Nitrogen Nobility Nobility Non stop non stop Novice novice Noxious noxious Null null Nutshell Nutchell Oats oats Obstinacy obstinacy Obstruct obstruct Odious odious Odor Odor offhand offhand onset onset Onward Onward Opaque opaque optical optical orator orator orchid orchid or ostrich ostrich padlock podlock pagan pagan palate palate Partridge partridge peacock peacock pete pete Pedigree pedigree Penetrate Penetrate Peril peril perish perish Perpetual perpetual perseverance Perseverance Pest pest pheasant pheasant Pickpocket pickpocket Pier Pier Placard placard Placid placid Plank plank Plough plough pluck pluck Poacher poach Pollute pollute Porcelain Porcelain Poor poor Porous porous Portuguese Portuguese Potent Potent Poultry Poultry Precarious Precarious Predicament Predicament Preface Preface.

but it also includes sports injuries like ACL tears, spine surgeries to correct scoliosis deformity, and

But unless treated, they usually remain critical and unsatisfied with their looks, to the point of fearing that they have a deformity.

no signal deformity points her out as a marked character.

As it relates to human health, these chemicals are linked to causing breast cancer, to become more aggressive, polluting breast milk, causing hair-strung deformity in newborns,

and viewed from the front resembled the crescents of two sides joined by the handles, large feet, monstrous hands, and, with all this deformity, an indescribable and redoubtable air of vigor, agility, and

God has graciously given her the shape that He has given to all of us; no signal deformity