The spelling of the word "advowtry" is actually incorrect. The correct spelling is "adultery." The word is pronounced /əˈdʌltəri/ according to the International Phonetic Alphabet (IPA). It means voluntary sexual intercourse between a married person and someone who is not their spouse. The term is often associated with moral or religious values and is considered a serious breach of trust in many cultures. It is important to spell words accurately in order to communicate effectively and avoid confusion.
Adultery.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.