The word 'clamberer' is typically used to describe someone who climbs or moves in a clumsy, awkward or unsteady way. However, there are several synonyms that can be used to describe someone who moves in a similar manner. These include 'scrambler', 'crawler', 'climber', 'hiker', 'mountaineer', 'scaler' and 'trekker'. Each of these words suggests a different level of proficiency or expertise in climbing or navigating a particular terrain, but all convey a sense of movement that is challenging or difficult. Regardless of the word used, the image that is evoked is one of effort and struggle in moving upwards or forwards.