Spiderly is a word often used to describe something that resembles or has qualities of a spider. However, there are several alternative synonyms that one could use to convey the same meaning. Words such as arachnoid, spider-like, spiderish and spideresque are all great substitutes for spiderly. These words can be used to describe various objects or creatures that embody some aspects of spiders like their multi-legged appearance, their web-making habits or even their stealthy movements. With the use of these synonyms, one can express the same idea in a more diverse and interesting way.