List of 426 Sets of Synonyms - How they Differ - Total of 2307 Words - 296

SYNONYMS: presume, presuppose, assume.
These verbs signify to take something for granted or as being a fact.

To presume is to suppose that something is reasonable, justifiable, sound, or possible in the absence of proof to the contrary: I presume you're tired after the long ride. We cannot presume the existence of life on other planets.
Presuppose can mean merely to believe or suppose in advance; it can also mean to require as an antecedent condition: It is unrealistic to presuppose a sophisticated knowledge of harmony and counterpoint in a beginning music student. The evolution of species presupposes a process of natural selection.
To assume is to accept something as existing or being true without proof or on inconclusive grounds: Why do you assume that I'm angry?