pseudoscorpion vs false scorpion

pseudoscorpion and false scorpion both are nouns.

Word	Noun	Adjective	Verb	Adverb
pseudoscorpion	Yes	No	No	No
false scorpion	Yes	No	No	No

As nouns, pseudoscorpion and false scorpion are synonyms defined as:

pseudoscorpion and false scorpion: small nonvenomous arachnid resembling a tailless scorpion

pseudoscorpion (noun)	false scorpion (noun)
small nonvenomous arachnid resembling a tailless scorpion	small nonvenomous arachnid resembling a tailless scorpion