In dub is a phrase that means in doubt or unsure. There are several synonyms for this phrase that can be used interchangeably, such as hesitant, uncertain, ambivalent, skeptical, and wavering. These words can be helpful in expressing a sense of uncertainty or indecision in various situations, such as when making a decision or choosing a course of action. They can also be used to describe a feeling of unease or skepticism about a certain topic. Additionally, using synonyms for in dub can add variety to one's writing or speech and make for a more interesting and engaging conversation.