or cac·o·e·thes

[ kak-oh-ee-theez ]
/ ˌkæk oʊˈi θiz /


an irresistible urge; mania.


This Word Of The Day Quiz Is Far From Thersitical
Have you mastered the meaning of phronesis? How about plethoric? Take the quiz on the words from the week of February 17 to 23 to find out.
Question 1 of 7

Origin of cacoëthes

1555–65; < Latin < Greek kakóēthes, neuter (used as noun) of kakoḗthēs malignant, literally, of bad character; see caco-, ethos Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for cacoethes

British Dictionary definitions for cacoethes

/ (ˌkækəʊˈiːθiːz) /


an uncontrollable urge or desire, esp for something harmful; maniaa cacoethes for smoking

Derived forms of cacoethes

cacoethic (ˌkækəʊˈɛθɪk), adjective

Word Origin for cacoethes

C16: from Latin cacoēthes malignant disease, from Greek kakoēthēs of an evil disposition, from kakos caco- + ēthos character
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012