The term "padder" has a relatively narrow range of synonyms that capture its meaning. Some alternatives include "booster," "cushion," and "enlarger." These words connote the action of making something or someone appear larger or more significant than they actually are. Another possible synonym is "exaggerator," which captures the notion of someone who tends to inflate or embellish things. Other related terms might include "fluffer," "embellisher," or "amplifier." Ultimately, the choice of synonym will depend on the specific context in which the term is being used and the intended connotations, so it's important to consider different possibilities before settling on the best one for a given situation.