The act or condition of being absent without permission.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "truancy" in a sentence
"In similar fashion, the book-love of the minor Romantics (a kind of mimic or miniaturized bibliomania) allowed for a certain truancy to the high Romantic notions of authorship and the literary imagination that those same essayists were devoted to promulgating."
"At Pimlico School, the comprehensive I attended, we used to call truancy "bunking off"."
"Yes it can get revoked as you need to show proof of being in school (Its called truancy) until you are in college."