An amphilogy is an ambiguity of speech, or an equivocation.

the witches

An equivocation is a logical fallacy where a term is used in multiple senses within an argument to mislead or deceive the audience. It involves switching between different meanings of a word to make a flawed argument appear more convincing.

vagueness, doubt, uncertainty, obscurity, equivocation, dubiousness

This is known as equivocation, where a term is used with multiple meanings, leading to a logical fallacy. It can create confusion or misrepresent the argument by changing the meaning of the term within the discussion. Clarity in definitions and consistent use of terms can help prevent equivocation in arguments.