Today's NYT Wordle Tips, Answers and Help April 23, #1404

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Today's Wordle puzzle is a real brain. It is one of the fewest letters in the alphabet, and I know that because we have a complete list of which letters show the most in English words. If you need tips and answers, please continue reading.
Today's Wordle Tips
Before showing you the Wordle answers for today, we'll give you some tips. If you don't want a spoiler, look away now.
Wordle prompt number 1: Repeat
There is a duplicate letter for today's answer to the word.
Wordle Tips No. 2: Vowel
There are two different vowels in today's Wordle answer, but one repeats, so you'll see three.
Wordle Tips No. 3: Start Letter
Today's word answer begins with the letter O.
Wordle Tips No. 4: Rare Letters
Today's Wordle answer contains one of the rarest letters of the letters – it is one of the three least used letters. (See our ranking of all letters by frequency.)
Wordle Tips No. 5: Meaning
Today's word answer refers to colorless gas, and then usually the word “layer”.
Today's answer to the word
The answer to today's text is ozone.
Yesterday's answer
Yesterday's Wordle answer, April 22, No. 1403 was Artsy.
Recent Wordle answers
April 18, No. 1399: Dirge
April 19, No. 1400: Inbox
April 20, No. 1401: Patch
April 21, No. 1402: Spate
What is the best word start word?
Don't be afraid to use our prompt table to rank all letters in the alphabet according to the frequency of use. In short, you want to tilt the start words of E, A, and R and not include Z, J, and Q.
Some solid start words can be tried:
Adid
train
closure
stare
noise