Improved Melee Tag Creator Python

import random
consonant = ['b','c','d','f','g','h','l','j','k','m','n','p','q','r','s','t','w','v','x','y','z']
#list of consanants
vowel = ['a','e','i','o','u']
#list of vowels
typeLetter = random.randint(0,1)
#Chooses whether the first letter is a vowel or consonant
letter = 1
#represents the position of the letter
word=""
#represents the word
if typeLetter == 0:
  nextLetter = consonant[random.randint(0,20)]
  #makes the next letter a consonant
  word+=nextLetter
elif typeLetter == 1:
  nextLetter = vowel[random.randint(0,4)]
  #makes the next letter a vowel
  word+=nextLetter
while letter<4:
  #means the word will not have more than 4 letters
  if typeLetter==0:
    if word[-1] == "q":
      word+="u"
      #makes it if the previous letter was q, make the next letter u
    else:
      word+=vowel[random.randint(0,4)]
      #If previous letter was not a q, make the next letter a random vowel
  elif typeLetter==1:
    word+=consonant[random.randint(0,20)]
    #makes the next letter a random consonant
  if typeLetter==0:
    typeLetter+=1
    #makes the next letter consonant
  elif typeLetter==1:
    typeLetter-=1
    #makes the next letter a vowel
  letter+=1
  #moves on to the next letter in the sequence
print (word)
#Should be a 4 letter word with all vowels being followed by consonants and vice versa, as well as q always being followed by u