The word "defecator" is considered vulgar, and there are several synonyms available to replace this term. These synonyms include bowel emptier, fecal stainer, excrement expeller, feces purger, and stool evacuator. Other terms that can be used include lavatory offender, biological residue eliminator, sewage discharger, and intestinal cleanser. It is important to use appropriate language when discussing personal hygiene and avoiding the use of terms that may cause offense or embarrassment. When addressing such matters, it is crucial to use respectful and polite language that conveys the intended message clearly and effectively to the audience.