excogitate vs meditate

excogitate and meditate both are verbs.

Word	Noun	Adjective	Verb	Adverb
excogitate	No	No	Yes	No
meditate	No	No	Yes	No

As verbs, excogitate and meditate are synonyms defined as:

Other synonyms of excogitate include chew over, contemplate, mull, mull over, muse, ponder, reflect, ruminate, speculate, think over.

excogitate (verb)	meditate (verb)
reflect deeply on a subject	reflect deeply on a subject
come up with (an idea, plan, explanation, theory, or principle) after a mental effort	think intently and at length, as for spiritual purposes