Macrologist: a person who engages in long and tiresome talk; ie, a bore [Gk. makrós, (“long”) + –logo (“word”) + -ist]
Macromastic: pertaining to large breasts; (Med.) (also called gigantomastic breasts) breasts which are usually heavy and pendulous with nipples and areolas facing down [Gk. macrós- (“long”) + -mastia (“abnormality of the breast”)]
Macrophallic: having an unusually large phallus [Gk. macrós- (“long”) + -phallós (“penis”)]
Megapod: having large feet [from Gk. mégas (“great”) + -poús “foot”)] 👣
Menseful: considerate; neat and clean [from mensk, from MidEng. menske (“courtesy”; “honour”)]
Mentulate: Referring to or characterised by a large penis; well-hung [from mentula (“cock”; “dick”; “penis”) + -ātus (“-ed”)]
Merkin: a pubic wig for women (Grose’s Dictionary of the Vulgar Tongue: “counterfeit hair for women’s privy parts”) [Origin uncertain but prob. from malkin, a derogatory term for a lower-class young woman]
Metoposcopy: using the physical appearance of the face (esp the pattern-lines on the forehead) to judge someone’s character [from Gk. métōpon, “forehead”) + -scopy]
Minimifidianism: having virtually no or almost no faith or belief [from L. minimus (“small”; “little”) + –fidian (?) + -ism]
Monandrous: having only one malesexual partner over a period of time [monós (“one”; “single”; “only”) + –androus (“man”; “husband”)]
Mummer: an actor in a traditional masked mime (a mummer’s play) [OldFr. momeur from mommer (“act in a mime”)]
Murcid: slothful; shirking work or duty (OU)
Mystagogue: one who instructs in mystical or arcane lore or doctrines [Gk. mystagōgos, from mystēs (“initiate”) + –agein (“to lead”)]
Labefaction: shaking, weakening and/or downfall; impairment, especially of moral principles or civil order [L. labefactus, labefacere (“to cause to totter”; “shake”) from labare (“to totter”) + -facere (“to make”) + -ion]
Labile: unstable; liable to change [from L. labi, (“to slip or fall”)]
Labrose: thick-lipped [L. labrosus, from labrum (“lip”)] 👄
Laevorotatory or Levorotatory: counter- or anti-clockwise (opp. Dextrorotatory) [L. levo from laevus (“left”) + rotatiō] 🕰️
Lampadedromy: foot race with lighted torches, esp a relay race passing the torch from runner to runner (Anc. Greece: a race in honor of Prometheus in which the contestants ran bearing lit torches, the winner being the first to finish with his torch still lit) [Gk. lampein (“to shine”) + –dromos (“a running”)]
Lamprophony: speaking in a clear loud voice [Gk. lampróphónos (“clear-voiced”) from lamprós (“clear”; “distinct”) + -phone (“sound”) + -y]
Languescent: becoming tired or languid [from L. languescere (“to become faint”)]
Lapidate: stone to death [L. lapidare (“to stone”), from lapid-, lapis (“stone”) + -ate]
Latebricole: living in holes (OU) 🕳️
Latibulise: to hibernate (OU)
Latifundian: rich in real estate [ L. latus, (“spacious”) + -fundus, (“farm”, (“estate”)] (Latifundium was a large agricultural estate in Ancient Rome)
Lestobiosis: living by furtive stealing; the act of pilfering food, especially of ants 🐜 [Gr. lestes, (“robber”) +–biosis, (“manner of life”)]
Loganamnosis: a mania for trying to recall a forgotten word or words [Gk. log (“word”) + -amnosis (?) perhaps from –amnesia (“memory”)]
Lucifugous: avoiding daylight or light altogether [ from L. lucifugus, from luci- + -fugus (from fugere (“to flee”)+ -al +-ous]
Lucripetous: money-hungry (OU) 💰
Luctiferous: sad and sorry [L. luctifer (“mournful”) from luctus (“sorrow”) + -fer (-ferous) + –ous]
Ludification: derision; mockery [from L. ludificatio, from ludificare (“to make sport of”), from ludus (“sport”) + -ficare (“to make”, in comparative)]
Lurdane: stupid, dull and lazy; a sluggard [MidFr.lourdin (“dullard”), from lourd (“heavy”)]
Lypophrenia: a vague feeling of sadness, seemingly without cause [OU. ? + Gk. –phrenia (“mind”)]
Jackanapes: “a silly impertinent monkey of a fellow” (Bowler); an impudent or conceited person; a tame monkey [nickname of William de la Pole, (Duke of Suffolk, d. 1450), MidEng. Jack Napis]
Jagannath: juggernaut [Sanskrit. Jagannath (“lord of the universe”) from jagat (“universe”) + -nātha (“master” or “lord”) ]
Janiceps: monster twins with two heads which look in opposite direction [from L. Iānus (“two-headed god”) + -ceps (“headed”)] (cf. Janiform: two-headed god of Greek mythology )
Jannock: pleasant; outspoken; honest; generous (somewhat the antithesis of a “Jackanapes”) (OU)
Jargogle: to befuddle, jumble or mess up (OU)
Jeofail: (Law.) an oversight in pleading, or the acknowledgment of a mistake or oversight [From OldFrench. j’aifailli [(“I have failed”)]
Key: OU = origin unknown
<word meaning & root formation>
Kedogenous: brought about by worry or anxiety [? + –genous (“producing”) OU]
Khamsin: (also Khamaseen) dust storm; oppressively hot, dry wind in Egypt that blows from the Sahara [from Egy Arabic. khamsīn (“fifties”)]
Khoja(h): title of respect for teacher or wise man [Khoja, from Khwāja (New Persian Khājé), a Persian honorific title of pious individuals]
Kickshaw: a fancy but insubstantial cooked dish, esp of foreign origin; an elegant but insubstantial trinket (Nth. Amer.) [Fr. quelque chose (“something”)]
Kinetosis: a fancy name for travel sickness; (Medic.) any disorder due to unaccustomed motion, aka motion sickness, seasickness, carsickness, etc [Gk. kinet(o)- (“movable” or “moving”) + -osis (“denoting actions, conditions or states)]
Kippage: commotion; confusion [Scot. usage, from modification of Fr. équipage (as in être en piteux équipage (“to be in a sorry plight”)]
Haptodysphoria: a shiveringly unpleasant feeling experienced from touching certain surfaces, such as peaches or wool [Gk. háptō (“touch”; “hasten”) + -dus (“bad”) + –phérō (“I bear”; “carry”)]
Harpocratic: relating to silence (OU)?
Hartal: a general strike of labour, including a total shutdown of workplaces, businesses, courts, etc, as a political protest [Hindi haṛtāl, from hāṭ (“shop”) + -tālā (“lock”)]
Hebesphalmology: study of juvenile delinquency [OU; from Hebe (“goddess of youth and spring”(?)) + ? + -logy]
Henotic: promoting harmony or peace; unifying [Gk. henōtikós, (“serving to unite”)] ☮️
Hesternopotia: a pathological yearning for the good old days (OU)
Heteronym: a word with the same spelling but a different pronunciation and meaning [Gk. héteros (“other”; “another”) + -nym]
Heterotopia: strange or ambivalent places (places that defy the normal logic of ordering) [word popularised by philosopher Michel Foucault, Fr. hétérotopie, Gk. héteros + -topia from “utopia”, (“place”)]
Horrisonant: having an ugly, harsh sound; unpleasant to the ear [L. horrēre, sonānt-em (“to dread”; “shudder”) + -ant]
Humicubation: the act or practice of lying on the ground, esp in penitence or self-abasement [L. humus (“the ground”) + –cubare (“to lie down”)]
Hygeiolatry: fanaticism about health; the worship of health and/or hygiene [ Gk. hygie (“healthy”) + –latry (“worship”)]
Hygrophanous: seeming transparent when wet, and opaque when dry [Gk. hygr- (“wet”) + –phan, -phen (“to show”; “visible”)(?) + -ous]
Hyperhedonia: (Medic.) a condition where abnormally heightened pleasure is derived from participation in any act or happening (no matter how mundane) [Gk. hyper- + G. hēdonē, (“pleasure”)]
Hypobulia: (the procrastinator’s curse!) (Psych.) a lack of willpower or decisiveness [Gk. hypo (“beneath“ or “below,”) + -aboulía (“irresolution”)]
Hypogeal: pertaining to the earth’s interior; subterranean; growing or existing underground [Gk. hupógeios (“underground”)] (cf. Hypogeum: underground temple, tomb or cavern)
Hypothimia: profound melancholy or mental prostration; depressive state of mind; diminished emotional response [Gk. hypo- + Greek -thymos (“spirit”)]
Key: OU = origin unknown
Idioglossia: secret speech or language, especially invented by children [Gk. idio- (“own”; “peculiarity”) + -glōssa, (“tongue”; “speech”)]
Idolum: insubstantial image; a spectre or phantom; a fallacy [Gk. eídōlon, (“image; “idol”), from eîdos, (“form”)]
Illuminati: those who claim to have exceptional intellectual or spiritual awareness (orig. a Bavarian secret society founded in 1776) [L. illuminatus (“enlightened”)]
Inexpugnable: that which cannot be taken by assault or storm; unconquerable; impregnable [L. in + -expugnābilis]
Innascible: not subject to birth; without a beginning; self-existent [L. innāscibilitās (“state of being unable to be born”)]
Invultuation: the use of or the act of making images of people, animals, etc, for witchcraft; sticking pins in a wax doll representing someone you wish to inflict pain on [MedLat. invultuāre (“to make a likeness”) from in- + vultus (“likeness”)]
Irrefragable: not able to be refuted or disproved; irrefutable; indisputable; unbreakable [LateLat. irrefragabilis, from L. refragari (“to oppose or resist”)]
Isographer: someone who imitates another person’s hand-writing [Gk. iso- (“same”) + –graphe (“write”)]