A special word dealt with words that contain all the five vowels (as well as the half vowel “y”) in alphabetical order.

(i) Find the respective shortest and longest English words that contains all the five vowels (but excluding the half vowel "y") in reverse alphabetical order.

(ii) What are the respective solutions to (i) if the half vowel "y" is included in the list?

(iii) What are the respective solutions to (i) if the half vowel "y" can appear anywhere in between two regular vowels?

Note: Plurals, proper nouns, acronyms and abbreviations are not allowed. Also, hyphenated words like A-bomb, X-rays are not permissible.