The phrase "doth takeoff of" can have multiple synonyms depending on the context. It could mean to emulate, imitate, copy, simulate, or even plagiarize. In some cases, it could be referring to the act of parodying, mocking, or satirizing a work or idea. Additionally, it could also mean to inherit, succeed, or take over from someone or something. The exact meaning of the phrase would depend on the sentence or situation in which it is used. Therefore, one must consider the context when trying to identify suitable synonyms for the phrase "doth takeoff of".