The pronunciation of “obsequious” is a subject that has been debated for hundreds of years. There are two most important colleges of thought on the matter. The primary is that the phrase must be pronounced with a tough “o”, as in “rock”. The second is that the phrase must be pronounced with a mushy “o”, as in “canine”.
The controversy over the pronunciation of “obsequious” is prone to proceed for a few years to come back. Nevertheless, there isn’t any proper or mistaken reply. The easiest way to pronounce the phrase is the best way that you simply really feel most snug with.