The word "cycler" refers to a person who cycles or rides a bicycle. However, there are several other synonyms for this word that can be used interchangeably in different contexts. Some common synonyms for the word "cycler" include biker, cyclist, peddler, pedaler, pedaller, and bicyclist. These synonyms can be used based on the type of rider or the specific context. For instance, "biker" is commonly used to refer to a more professional or dedicated cyclist, whereas "peddler" or "pedaler" could be used to refer to someone who cycles leisurely or for exercise. Regardless of the synonym chosen, the meaning remains similar, referring to someone who rides a bicycle.