Coital is an adjective that is used to describe sexual intercourse. However, there are several synonyms for the word that can be used in place of coital. Some of these synonyms include carnal, amorous, erotic, intimate, romantic, passionate, sensual, and sexual. These words can be used to describe the physical act of sex or the emotional connection between two people during sex. When used in writing, choosing the appropriate synonym can add depth and dimension to the prose and make it more engaging for the reader. Ultimately, it is up to the writer to choose the word that best fits their intended meaning and tone.