Decent advertising refers to marketing campaigns that are ethical, appropriate, and effective in promoting a product or service. Some synonyms for this term include respectable advertising, reputable advertising, credible advertising, and ethical advertising. These synonyms hint at the fact that decent advertising is expected to be honest and trustworthy, while avoiding any type of manipulative or unfair marketing practices. Additionally, sustainable advertising, responsible advertising, and eco-friendly advertising can also be considered synonyms for decent advertising because they focus on promoting products and services that are good for the environment and, ultimately, for society as a whole.