Translate to badger language using native JavaScript functional programming (without Ramda.js)

toBadger.js

/**
 * Translate a sentence to badger language,
 * applying the following transformations:
 *
 * 1) Reverse letters
 * 2) Capitalize first letter
 * 3) Reverse words
 * 
 * Sample input: "Thank you"
 * Sample output: "Uoy Knaht"
 *
 */
const reverse = x => x
  .split('')
  .reverse()
  .join('')

const capitalizeFirstLetter = x => x
  .charAt(0)
  .toUpperCase()
  .concat(x.slice(1))

const translateToBadger = words => words
  .split(' ')
  .reverse()
  .map(reverse)
  .map(capitalizeFirstLetter)
  .join(' ')