An 'office seeker' is someone who is seeking an official position, particularly in politics or government. There are numerous synonyms for this term, depending on the context and the level of formality required. Some common synonyms for 'office seeker' include candidate, applicant, aspirant, contender, nominee, and seeker. Other options might include petitioners, solicitors, contenders or hopefuls. Many of these synonyms have slightly different connotations, so it's important to choose the word that best matches the context in which it will be used. In any case, all synonyms essentially refer to someone who is actively trying to gain an official position through an application or election.