The word "unobtrusivenesses" is a mouthful to pronounce and spell. Its IPA phonetic transcription is /ˌʌnəbˈtruːsɪvnəsɪz/, which helps to break down the spelling. The first syllable "un-" means not, while "obtrusive" refers to something noticeable or conspicuous. The prefix "-ness" turns the adjective "obtrusive" into a noun meaning the state of being. Finally, the ending "-es" signifies the plural form. Altogether, "unobtrusivenesses" means multiple instances of being unnoticeable or not calling attention to oneself. A tricky word indeed!
The word "unobtrusivenesses" is a derivative of the word "unobtrusiveness", which means the quality of being inconspicuous, not easily noticeable, or not attracting attention. However, it should be noted that "unobtrusivenesses" is not a commonly used or recognized word in English. It appears to be an excessively elongated form, potentially constructed through the addition of various suffixes and endings to the original word.