There are several synonyms for the term "backyard briquettes." Some alternatives you may consider are "grilling briquettes," "charcoal briquettes," or "barbecue briquettes." These terms all refer to the same type of fuel used in outdoor cooking, typically made from compressed charcoal. Briquettes are a popular choice for backyard barbecues due to their ability to burn consistently and for long periods. Using one of these synonyms in place of "backyard briquettes" can help add variety to your writing and spice up your descriptions of outdoor cooking.