Propinquant is an uncommon word that means "nearby" or "adjacent." However, there are various synonyms that can be used instead of propinquant to convey the same meaning. Words such as proximate, neighboring, close, or contiguous can be used interchangeably with propinquant. Other synonyms that can also express proximity and closeness include adjacent, abutting, bordering, touching, and near. Additionally, words such as imminent, impending, and looming can be used to express something that is approaching or about to happen. By using these alternative synonyms, writers can add variety to their writing and avoid repetition while conveying the same meaning as propinquant.