iterate over a word in reverse and access each character in python code example

Example 1: reverse each word in a string python

def reverse_word_sentence (sentence): 
  return ' '.join(word[::-1] for word in sentence.split(" ")) 

# Input: "Split Reverse Join"
# Output: "tilpS esreveR nioJ"

Example 2: reverse words in a given string

function reverse (word) {
    word = word.split('.').reverse().join('.')
    return word

}
word = 'i.like.this.program.very.much'
word = 'pqr.mno'
console.log(reverse(word))