Differences in scope of use: both okay and okey can be used as adjectives, adverbs and nouns. However, okay has a wider range of uses and can also be used as a verb and an exclamation.

Differences in meaning: okay and okey are used as adjectives to mean yes, yes, okay can also mean good, safe; they are used as adverbs to mean yes, yes, okay can also mean very well; they are used as nouns to mean agreement. And okay as a verb means to agree, to approve; as an exclamation, to express agreement with appreciation.

okay phrases: recentlyokay recently well; justokay just okay, just good, just good; okaydecision agreeable decision; okaytime play well; okayguy nice chap. One Stop Study Abroad Tips ing.com