Kangaroo word a word that contains its antonym; for example: "covert" carries "overt", "animosity" carries "amity". Some compilers require that the letters of the joey word not be consecutive within the kangaroo word, or that the kangaroo and joey words must be etymologically unrelated. Kangaroo words were originally popularized as a word game by Ben O'Dell in an article for "The American Magazine", volume 151, during the 1950s. This was later reprinted in "the Reader's Digest". Kangaroo word A kangaroo word is a word that contains letters of another word, in order, with the same meaning. For example: the word "masculine" contains
Interrogative word A particular type of interrogative word is the interrogative particle, which serves to convert a statement into a yes–no question, without having any other meaning. Examples include "est-ce que" in French, ли "li" in Russian, "czy" in Polish, "ĉu" in Esperanto, কি "ki" in Bengali, "ma" in Chinese, '/' in Turkish, "pa" in Ladin, "ka" in Japanese and "ko/kö" in Finnish. (The English word "whether" has a similar function but only in indirect questions; and Multicultural London English may use "innit", even in the absence of the pronoun "it".) Such particles contrast with other interrogative words, which form what are