Consider the words that Shakespeare alone gave us: barefaced, critical, leapfrog, monumental, castigate, majestic, obscene, frugal, radiance, dwindle, countless, submerged, excellent, fretful, gust, hint, hurry, lonely, summit, pedant, and some 1,685 others. How would we manage without them? He might well have created even more except that he had to bear in mind the practicalities of being instantly apprehended by an audience.