etymologeek.com dictionary
English word beyond comes from Old English (ca. 450-1100) butan (Except for, but, unless Without, except.), Old English (ca. 450-1100) ġeond.

Beyond etymology history?

Beyond detailed word origin explanation

Dictionary entryLanguageDefinition
butan Old English (ca. 450-1100) (ang) Except for, but, unless Without, except.
ġeond Old English (ca. 450-1100) (ang)
beġeondan Old English (ca. 450-1100) (ang)
beyond English (eng) Further away than. (Can we add an example for this sense?). Greater than; so as to exceed or surpass.. In addition to.. Later than; after.. On the far side of.. Past, or out of reach of. (informal) extremely, more than. Farther along or away.. In addition; more. (countable) Something that is far beyond.. (uncountable) The hereafter.. (uncountable) The unknown.

Words with the same origin as beyond

Descendants of butan
about and baht bout but butt for halibut nor whereabouts