etymologeek.com dictionary
English word afford comes from Proto-Germanic *furþa- (forth), and later Old English (ca. 450-1100) forþ (forwards, onward, forth, up to).

Afford etymology history?

Afford detailed word origin explanation

Dictionary entryLanguageDefinition
*furþa- Proto-Germanic (gem-pro) forth
forþ Old English (ca. 450-1100) (ang) Forwards, onward; forth Forward to, up to.
forþian Old English (ca. 450-1100) (ang)
aforthen Middle English (1100-1500) (enm)
afford English (eng) To give forth; to supply, yield, or produce as the natural result, fruit, or issue.. To give, grant, or confer, with a remoter reference to its being the natural result; to provide; to furnish.. To incur, stand, or bear without serious detriment, as an act which might under other circumstances be injurious;—with an auxiliary, as can, could, might, etc.; to be able or rich enough.. To offer, [...]

Words with the same origin as afford

Descendants of *furþa-
da forth forthcoming henceforth nevertheless nonetheless the thee thy ye