Chugs is a word that typically refers to the sound or action of a person or machine drinking or moving in a rhythmic, gulping manner. There are various synonyms that can be used instead of chugs to add more variety and interest to your writing. Some possible alternatives include gulps, swallows, sucks, slurps, chomps, munches, bites, nibbles, gobbles, guzzles, quaffs, and sips. The particular synonym you choose can depend on the context and tone of your writing, as well as the specific sound or action you are describing. Experimenting with different synonyms can help you express your ideas more vividly and effectively.