Reflexer is a unique term that often refers to rapid, automatic bodily reactions or movements. However, if you're seeking alternative synonyms to convey similar meanings, there are several options available. One such term is "involuntary response", which captures the notion of an automatic reaction without conscious thought. Another alternative is "automatic movement", which emphasizes the physical aspect of spontaneous actions. Additionally, "instinctive reflex" can be used to describe the innate, immediate responses expressed by an organism. These synonyms effectively convey the concept of reflexer, providing alternatives that can be used interchangeably to articulate the idea of rapid, unconscious bodily reactions.