Have a look at this page in wikipedia it gives a detailed description of the etymology of OK.
http://en.wikipedia.org/wiki/Okay
The word "okay" is believed to have originated in the United States in the mid-19th century as a humorous abbreviation of "oll korrect," a misspelling of "all correct." It gained popularity and gradually evolved into the commonly used term we know today.
In French, the word "okay" is spelled "d'accord".
The word "conspicuous" is derived from the Latin word "conspicuus," which means "to see or observe." It entered the English language in the late 16th century.
The word "diploma" is derived from the Greek language.
Yes, "office" is a derived word. It comes from the Middle English "office," which is derived from the Old French word "ofice," ultimately tracing back to the Latin word "officium," meaning duty or service.
The word "safety" originated from the Old French word "saufte," which derived from the Latin word "salvus," meaning "free from harm."
The word "conspicuous" is derived from the Latin word "conspicuus," which means "to see or observe." It entered the English language in the late 16th century.
it is derived from the word Helium.
The word factory is derived from the medieval Latin word factoria. It is also derived from the Latin word factor.
The name is derived from the Tamil word murunggai (முருங்கை)
Niguo is the Kikuyu word for the English word okay.
A theory: Mishmash might be derived from the German word "Mischmasch". That one is derived from the verb "mischen" which means "to mix".
In French, the word "okay" is spelled "d'accord".
okay = オーケー (pronounced "okay")
The word "city" originated from the Old French word "cite", which came from the Latin word "civitas", meaning "citizen body" or "community of citizens".
Physics is derived from the greek word physikos meaning nature
No, it is not a legal Scrabble word. OK is an abbreviation for okay.
The word duty is derived - through Middle-English - from the Anglo-Norman French word deute -> which in turn is derived from the Old-French word deu meaning "owed". That word derived from the Latin word debitus.