Of course and Unmistakably

Of course adverb - As might be expected.

Unmistakably and of course are semantically related In some cases you can use "Unmistakably" instead an adverb phrase "Of course".

Unmistakably adverb - Without possibility of mistake.

Of course and unmistakably are semantically related in really topic. Sometimes you can use "Of course" instead an adverb "Unmistakably", if it concerns topics such as certainly, without a doubt.