There are many synonyms for the phrase "overwhelming femininity". Some might use words such as "excessive" or "exaggerated" to describe an overwhelming expression of femininity. Others may opt for terms like "dominant", "overpowering", or "imposing". More neutral terms like "pervasive" or "prevalent" could also be used to describe a situation where femininity is present in large quantities. While some might see overwhelming femininity as a negative trait, others might celebrate it as a sign of empowerment or confidence. Ultimately, the choice of which synonym to use depends on the context and personal preferences of the speaker or writer.