Odd 3-letter cluster: gaps +5, +3

The same question, asked 2 times: 10 Sep 2024 S3*, 12 Sep 2024 S3. Every wording below, oldest first.

Try each one first, then open its answer.

Question 1
10 Sep 2024 S3
22 $Three of the following four are alike in a certain way and thus form a group. Which is the one that does NOT belong to that group? ( Note :The odd one out is not based on the number of consonants/vowels or their position in the letter cluster)$
Tap an option to check your answer.
Question 2
12 Sep 2024 S3
11 $Three of the following four are alike in a certain way and thus form a group. Which is the one that does NOT belong to that group? The odd one out is not based on the number of consonants/vowels or their position in the letter cluster$
Tap an option to check your answer.

Question 1