The term "spongy urethra" refers to the section of the male urethra that runs through the penis. It is also known as the corpus spongiosum urethrae. Some potential synonyms for this term might include the following: penile urethra, urethral bulb, and bulbous urethra. These phrases all describe the same anatomical structure and can be used interchangeably with "spongy urethra." Other potential synonyms might include more general terms like "male urethra" or "penile anatomy," depending on the context in which the term is being used. Overall, having a solid understanding of anatomical terminology can be helpful when communicating about medical or scientific topics.