Beginner Python - Simple scrabble or spelling practice students. See description for the full code

"""
Program name: Simple Scrabble -- game or spelling practice
1. Load the file contains word list
2. Select the word randomly from the list (example: selected word "tiger")
3. The word is shuffled and show to user to guess (showed as "ergti")
4. User will enter the word
5. If answer is correct - it will show another word or user can end the game.
6. If answer is not correct - it will ask if user wants to retry
7. If -retry - go to step 4 else it will show the correct answer

"""
import csv
import random
FILE_NAME = 'word_list.txt'
def main():
print ("This is a mini scramble game. Game will show shuffled word and you will guess")
answer=""
while answer!="0":
word_list=get_words() # read from the list
selected_word=select_word(word_list) # select random word form the list
shuffled=shuffle_word(selected_word) # shuffle the word
print()
print("** Shuffled word : ", shuffled)
answer=input ("Enter your answer (type '0' to end game): ")
if answer =="0":
print ("Correct answer is : ", selected_word)
break
else:
while answer != selected_word:
again=input ("Incorrect answer. Type 'Y' to try again: ")
if again=="Y" or again =="y":
answer=input ("Enter your answer (type '0' to end game): ")
else:
print ("Correct answer is : ", selected_word)
break
if answer==selected_word:
print ("** GOOD JOB - correct answer !!")
print("** Thank you for playing **")

def select_word(word_list):
#randomly pick the word form list
random.shuffle(word_list)
#selected word list - always word list index 0
selected=word_list[0]
#shuffle the selected word
return selected

def shuffle_word(word):
selected_shuffled=''.join(random.sample(word,len(word)))
return selected_shuffled

def get_words():
list_of_words = []
with open(FILE_NAME) as f:
for line in f:
list_of_words.append(line.strip())
return list_of_words

if __name__ == '__main__':
main()