When it comes to synonyms for the word "bequeather," there are a few options to choose from. One option is "testator," which is essentially another term for someone who leaves a will or bequeaths property or assets. Another possible synonym is "donor," which can refer to someone who gives away something as a gift or as an act of charity. A third option is "giver," which is a more general term for someone who bestows or grants something to another person. Other words that might be used interchangeably with "bequeather" include "benefactor," "grantor," "endower," and "legacy maker." Ultimately, the specific word chosen will depend on the context in which it is being used and the nuances of meaning that the speaker or writer wishes to convey.