compass vs comprehend

compass is a noun but comprehend is not a noun.

Word	Noun	Adjective	Verb	Adverb
compass	Yes	No	Yes	No
comprehend	No	No	Yes	No

As verbs, compass and comprehend are synonyms defined as:

Other synonyms of compass include apprehend, dig, get the picture, grasp, grok, savvy.

compass (noun)	comprehend (noun)
navigational instrument for finding directions
drafting instrument used for drawing circles
an area in which something acts or operates or has power or control:
the limit of capability

compass (verb)	comprehend (verb)
get the meaning of something	get the meaning of something
travel around, either by plane or ship	to become aware of through the senses
bring about; accomplish	include in scope; include as part of something broader; have as one's sphere or territory