Pseph- is a Greek root word that means "pebble". It is commonly used in words that pertain to the casting of votes or ballots. However, there are also several synonyms that can be used to describe this term. For instance, the word "elect-" is a synonym for "pseph-". It is used to refer to the act or process of choosing or selecting someone for a particular purpose, especially in a political context. Other synonyms include "vote-", "ballot-", "poll-", "referendum-", and "election-". These words can all be used interchangeably with "pseph-" to describe different aspects of the democratic process.