Verb excogitate has 2 senses
  1. invent, contrive, devise, excogitate, formulate, forge - come up with (an idea, plan, explanation, theory, or priciple) after a mental effort; "excogitate a way to measure the speed of light"
    --1 is one way to create by mental act, create mentally
    Derived forms: noun excogitation2, noun excogitation1, noun excogitator1
    Sample sentence:
    Somebody ----s something
  2. chew over, think over, meditate, ponder, excogitate, contemplate, muse, reflect, mull, mull over, ruminate, speculate - reflect deeply on a subject; "I mulled over the events of the afternoon"; "philosophers have speculated on the question of God for thousands of years"; "The scientist must stop to observe and start to excogitate"
    --2 is one way to think, cogitate, cerebrate
    Sample sentence:
    Somebody ----s PP
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