English word presumably comes from English presume, English -ably
Dictionary entry | Language | Definition |
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presume | English (eng) | (intransitive) To be presumptuous; with on, upon, to take advantage (of), to take liberties (with). [from 15th c.]. (transitive) To assume to be true (without proof); to take for granted, to suppose. [from 14th c.]. (transitive) With infinitive object: to be so presumptuous as (to do something) without proper authority or permission. [from 14th c.]. (transitive, now, _, rare) To perform, do [...] |
-ably | English (eng) | Used to form adverbs corresponding to adjectives that end in -able. |
presumably | English (eng) | Able to be sensibly presumed. |