There are numerous synonyms to describe an "indolent bubo", a term often used in medical contexts. One alternative phrase that captures a similar meaning is "inactive swelling". It refers to a swollen area that is not painful or causing discomfort, often associated with lymph nodes. Another synonym is "lazy abscess", which portrays a nonpainful, sluggish collection of pus. "Sluggish gland" is another term that indicates a slow or inactive swelling of a glandular structure. Additionally, "dormant lump" can accurately describe a nonpainful growth or swelling that remains inactive or passive. These synonyms provide various ways to express the concept of an "indolent bubo" while maintaining a similar medical connotation.