* Second male sibling: This suggests "brother" as the target word.
* Homophone: This means the word sounds the same as another word but has a different meaning.
* Kind of: This adds a level of fuzziness, meaning we don't need an exact rhyme.
Challenges:
* There are no common words that rhyme perfectly with "brother" and also have a homophone.
* Finding a word with a similar sound but different meaning is difficult.
Possible Solutions (with caveats):
* "Other" - While not a perfect rhyme, it has a similar sound and can be used in the sense of another sibling. It doesn't have a true homophone, but "oath" could be considered a near-homophone.
* "Smother" - This rhymes with "brother" but doesn't fit the homophone aspect and has a negative connotation.
* "Slither" - Another rhyme with a different meaning, and again no homophone.
Conclusion:
Finding a word that meets all the criteria is challenging. The best option might be to use "other" as it comes closest in terms of sound and meaning.