input: Write a python function to check if all words in a list are at least a certain length.
  assert checkLength(["cat", "hello", "moon"], 3) == True
  assert checkLength(["cat", "hi", "moon"], 3) == False
  assert checkLength(["apple", "banana", "cherry"], 5) == True
  assert checkLength(["apple", "banana", "cherry"], 6) == False
output: def checkLength(words, length):
      return all(len(word) >= length for word in words)