甜蜜mellifluous; sticky; sugary; sugared; candied; honey; fragrant; sweet; happy:

甜蜜动听 suavity

甜蜜的爱情sweet affection

甜蜜的微笑a sweet smile

甜蜜的吻a sweet kiss

他们的生活很甜蜜。They have a happy life.