because you (they?) have to also worry about losing potential romantic partners if people think you’re queer.
Honestly, it really shouldn't be a worry. Maybe it's me, but unless they're being really obvious about another guy's body, I can't think of a compliment that would give me that impression.
Even muscles, if the subject is in fact jacked, I would just think they're a really supportive person and like them more because of it. The insinuation about their innate personality would briefly grab my attention.