arachnidian vs spiderly

arachnidian and spiderly both are adjectives.

Word	Noun	Adjective	Verb	Adverb
arachnidian	No	Yes	No	No
spiderly	No	Yes	No	No

As adjectives, arachnidian and spiderly are synonyms defined as:

arachnidian and spiderly: relating to or resembling a member of the class Arachnida

Other synonyms of arachnidian include arachnoid, spiderlike, spidery.

arachnidian (adjective)	spiderly (adjective)
relating to or resembling a member of the class Arachnida	relating to or resembling a member of the class Arachnida