The spelling of the word "more vitiating" can be understood through its phonetic transcription. The first syllable, "mor," is pronounced using the open-mid back rounded vowel sound as in "aw" (IPA symbol: /ɔːr/). The second syllable, "vi," has two distinct sounds: the voiced labiodental fricative as in "v" (IPA symbol: /v/) and the close-mid front unrounded vowel sound as in "ee" (IPA symbol: /ɪ/). The final syllable, "ating," is pronounced using the long "a" sound as in "ate" (IPA symbol: /eɪtɪŋ/). Together, the phonetic transcription of "more vitiating" is /ˈmɔːr ˈvɪɪteɪtɪŋ/.
The word "vitiating" is derived from the verb "vitiate", which originated from the Latin word "vitiāre". "Vitiāre" is derived from the Latin word "vitium", meaning "fault" or "defect". In English, "vitiate" means to spoil, impair, or undermine the quality or effectiveness of something.
The phrase "more vitiating" is formed by adding the comparative form "more" to the adjective "vitiating". In this context, "more" indicates an increase in the degree of vitiating, meaning something becomes more damaging, corrupting, or contaminating.