input: Write a python function to find the longest word length from a list of words.
  assert findLongestWordLength(["cat", "longestword", "dog", "night"])==11
  assert findLongestWordLength(["apple", "banana", "cherry"])==6
  assert findLongestWordLength(["a", "ab", "abc", "abcd"])==4
output: def findLongestWordLength(words):
      return max(len(word) for word in words)