10-letter words containing a, c, h, y
- polychaete — any annelid of the class Polychaeta, having unsegmented swimming appendages with many setae or bristles.
- polymathic — a person of great learning in several fields of study; polyhistor.
- polyphagic — Pathology. excessive desire to eat.
- polyphasic — having more than two phases.
- psychiatry — the practice or science of diagnosing and treating mental disorders.
- psychogram — a message believed to be written by a spirit or authored by psychical means
- psychopath — a person with a psychopathic personality, which manifests as amoral and antisocial behavior, lack of ability to love or establish meaningful personal relationships, extreme egocentricity, failure to learn from experience, etc.
- pyracantha — firethorn.
- quackishly — In a quackish manner.
- rachiotomy — (surgery) The surgical procedure of cutting, or making an incision in a vertebra.
- rhythmical — periodic, as motion, or a drumbeat.
- rock hyrax — an African and Middle Eastern hyrax of the genus Procavia that lives in rocky places.
- saccharify — to convert (starch) into sugar.
- sand yacht — land yacht.
- say cheese — If someone tells you to say 'cheese' when they are taking your photograph, they are indicating that they want you to smile.
- scampishly — in a scampish manner
- scatophagy — the act of eating dung or excrement
- schizogamy — reproduction characterized by division of the organism into sexual and asexual parts, as in certain polychaetes.
- school day — any day on which school is conducted.
- schooldays — school-age period
- schoolyard — a playground or sports field near a school.
- scyphozoan — any coelenterate of the class Scyphozoa, comprising the true marine jellyfishes.
- shaggy cap — an edible inky-cap mushroom, Coprinus comatus, having an elongated, shaggy pileus.
- shellycoat — a mythical creature dressed in shells who haunts rivers and streams
- shylockian — a relentless and revengeful moneylender in Shakespeare's Merchant of Venice.
- sociopathy — a person with a psychopathic personality whose behavior is antisocial, often criminal, and who lacks a sense of moral responsibility or social conscience.
- speech day — In some British schools, speech day is a day, usually at the end of the school year, when prizes are presented to pupils and speeches are made by guest speakers and the head teacher.
- spycatcher — a person who works in counterintelligence to detect enemy espionage activities
- squirarchy — squirearchy.
- starchedly — in a starched manner
- switchyard — a railroad yard in which rolling stock is distributed or made up into trains.
- sycophancy — self-seeking or servile flattery.
- synchronal — synchronous.
- tachometry — any of various instruments for measuring or indicating velocity or speed, as of a machine, a river, or the blood.
- tachygraph — tachygraphic writing.
- tachymeter — any of several instruments for rapidly determining distances, directions, and differences of elevation.
- tachymetry — any of several instruments for rapidly determining distances, directions, and differences of elevation.
- tachypneic — excessively rapid respiration.
- tachypnoea — excessively rapid respiration.
- tachytelic — of or relating to evolution at a rate faster than the standard for a given group of plants or animals.
- tauromachy — the art or technique of bullfighting.
- thiocyanic — of, from, or relating to a sulphacid (or liquid acid HSCN) having a strong odour but no colour
- trenchancy — incisive or keen, as language or a person; caustic; cutting: trenchant wit.
- trierarchy — the office of a trierarch.
- tummy ache — an ache or pain in the stomach
- typhaceous — belonging to the family of flowering plants Typhaceae
- unchastely — in an unchaste manner
- unchastity — not chaste; not virtuous; not pure: an unchaste woman.
- watchfully — vigilant or alert; closely observant: The sentry remained watchful throughout the night.
- whisky mac — a drink consisting of whisky and ginger wine