A

abacinate – To blind by putting a hot copper basin near someone’s eyes
abderian – Given to incessant or idiotic laughter
abecedarian – A person who is learning the alphabet
abligurition – Excessive spending on food and drink
accubation – The practice of eating or drinking while lying down
adelphepothia – An incestuous desire for one’s sister
adelphirexia – An incestuous desire for one’s nephew
adelphithymia – An incestuous desire for one’s niece
adoxography – Skilled writing on an unimportant subject
aeolist – A pompous windy bore who pretends to have inspiration
agelast – A person who never laughs
agerasia – The state of looking younger than one actually is
agraffe – The wire that holds the cork in a champagne bottle
algerining – Prowling around with the intent to commit burglary
alphamegamia – The marriage between a young woman and an older man
alterity – the quality or state of being radically alien to the conscious self or a particular cultural orientation
anopisthography – The practice of writing on one side of the paper
apodyopsis – The act of mentally undressing someone
autohagiographer – One who speaks or writes in a smug fashion about their own life and accomplishments
autolatry – The worship of one’s self
autotonsorialist – One who cuts their own hair

B

basorexia – An overwhelming desire to neck or kiss
bathykolpian – Deep-bosomed
batrachophagous – One who eats frogs
blandiloquent – Speaking in a flattering or ingratiating manner
bletcherous – Pertaining to something poorly or disgustingly designed
bombilate – To loudly hum or buzz continuously
borborygmus – The rumbling sound of gas passing through the intestine
brevirostrate – Having a short nose
bromidrosis – Strongly smelling perspiration
brontide – The low rumbling of distant thunder

C

cachinnation – Loud or hysterical laughter
cacoethes – A bad habit or insatiable urge
cagamosis – An unhappy marriage
callipygean – Having well-shaped buttocks
cancatervate – To heap up into a pile
capernoited – Slightly intoxicated or tipsy
cataglottism – Kissing using the tongue, French kissing
causeuse – A sofa built for two people
charientism – An artfully veiled insult
cheiloproclitic – Being attracted to a person’s lips
chirotonsor – An alternate title for a barber
cleptobiosis – The act of plundering food
clithridiate – Key-hole-shaped
colposinquanonia – Estimating a woman’s beauty based on her chest
concilliabule – A secret meeting of people who are hatching a plot
cruciverbalist – One who loves doing crossword puzzles

D

dactylion – The tip of the middle finger
dactylonomy – Counting using one’s fingers
decubitis – The act or attitude of lying down
defenestrate – To throw out of a window
dehisce – To burst open, as the pod of a plant
dentiloquent – Pertaining to one who talks through their teeth
dephlogisticate – To make something fireproof
digamy – A second marriage after the death or divorce of a previous spouse
dippoldism – The act of beating or whipping school children
dompteuse – A woman who trains animals

E

eccedentesiast – One who fakes a smile, as on television
emunction – The act of removing obstructions from or cleaning bodily passages
estrapade – A horses’s attempt to remove its rider
exsibilation – The collective hisses of a disapproving audience

F

farctate – The state of being stuffed with food (overeating)
filipendulous – Suspended by a single thread
floccinaucinihilipilification – The categorising of something that is useless or trivial
fuscoferuginous – Having a dark rusty colour

G

gambrinous – Being full of beer
gargalesis – Heavy tickling
gargalesthesia – The sensation caused by tickling
ginglyform – Hinge-shaped
gongoozler – An idle spectator
gossypiboma – A surgical sponge accidently left inside a patient’s body
gowpen – A double handful
grapholagnia – The urge to stare at obscene pictures
gymnophoria – The sensation that someone is mentally undressing you

H

hadeharia – The practice of constantly using the word “Hell” in speaking
hamartithia – Being likely to make a mistake
hippopotomonstrosesquipedalian – Pertaining to extremely long words
honorificabilitudinitatibus – With honour

I

inaniloquent – Speaking foolishly or saying silly things
interfenestration  – The space between two windows
ipseity – Selfhood; individual identity

J

jentacular – Pertaining to breakfast
jumentous – Smelling like horse urine

K

knismesis – Light tickling
krukolibidinous – The act of staring at someone’s crotch
kyphorrhinos – Having a nose with a bump in it

 

L

lalochezia – The use of foul or abusive language to relieve stress or ease pain
lethologica – The inability to recall a precise word for something
liripip – The long tail of a hood in medieval or academic costume
lygerastia – The condition of one who is only amorous when the lights are out

M

maledicent – One who is addicted to abusive speech
mallemaroking – The carousing of seamen on board Greenland whaling ships
mammothrept – A child who is raised and spoiled by their grandmother
maritodespotism – Tyrranical rulership of a woman by her husband
matronolagnia – An attraction to older women, especially ones who have children
misocapnist – One who hates the smell of tobacco smoke
misodoctakleidist – Someone who hates practicing the piano
mulligrubs – A state of depression or low spirits
mumpsimus – One who sticks obstinately and wrongly to their old ways
mytacism – The incorrect or excessive use of the letter M

N

nelipot – Someone who walks without shoes
nepheligenous – Producing clouds of tobacco smoke
nidorosity – Belching with the taste of undigested meat
nudiustertian – Pertaining to the day before yesterday

O

oculoplania – Letting one’s eyes wander while assessing someone’s charms
onychophagy – The habit of biting one’s fingernails

P

pandiculation – Stretching and yawning before going to bed or after waking up
petrichor – The smell of rain on dry ground
philosophunculist – One who pretends to know more than they do to impress others
pogonotomy – The act of cutting a beard
polyphloisboian – Making a lot of noise or loud racket
preantepenultimate – Fourth from last
prosopography – The description of a person’s appearance

psithurism – The sound of wind in trees or rustling leaves
pyknic – Short and fat

Q

qualtagh – The first person you see after leaving your house
quidnunc – One who always wants to know what is going on
quomodocunquize – To make money by any means possible

R

recumbentibus – A knockout blow, either verbal or physical
runcation – The act of weeding

S

sabrage – The act of opening a bottle with a sabre
saprostomous – Having bad breath
scacchic – Pertaining to the game of chess, or to chess pieces
sciapodous – Having huge feet
scolecophagous – One who eats worms
sgiomlaireached – The habit of dropping in at mealtimes
skoptsy – The act of self castration
slubberdegullion – A filthy, slobbering person
sphallolalia – Flirtatious talk that leads nowhere
steatopygic – Having a fat behind
strikhedonia – The pleasure of being able to say to hell with it

V

tachyphagia – Fast eating
tarantism – An urge to overcome melancholy by dancing
tetrapyloctomy – The act of splitting a hair four ways
thelemic – Permitting people to do as they like
tibialoconcupiscent – Having a lascivious interest in watching a woman put on stockings

U

ulotrichous – Having very wooly hair
ultracrepidarian – Of one who speaks or offers opinions on matters beyond their knowledge
usufructuary – A person who has use or enjoyment of something, especially property

V

ventripotent – Big-bellied, gluttonous
vesthibitionism – The flirtatious display of undergarments by a woman
vigesimation – The act of killing every twentieth person
viraginity – Masculine qualities in a woman

W

wanweird – An unhappy fate
witzelsucht – A feeble attempt at humour

X

xenobombulate – To malinger
xerophagy – A diet of bread and water
ximelolagnia – The urge to stare at women who are sitting with crossed legs
xylopolist – One who sells wood products

Y

yclept – By the name of; called

Z

zenzizenzizenzic – A number raised to the eighth power

Source wit thanks: weird wordage