In the example below, we've sketched out main but have stubs returning dummy values for every function. The user can type anything at the prompt. The game loop continues until ENTER is pressed by the user. Your design does not have to look exactly like this.
$ python3 design-ww.py Welcome to Word Warp v0.1! ['-----', '----'] polpee word: hello ['-----', '----'] polpee word: pickle ['-----', '----'] polpee word: supercalifragilistic ['-----', '----'] polpee word:Game OVER. Your final score was: 0 ['hello']