Simplify words.

.internal/unicodeWords.js

@@ -43,8 +43,14 @@ const rsOrdUpper = '\\d*(?:(?:1ST|2ND|3RD|(?![123])\\dTH)\\b)'
 const rsSeq = rsOptVar + reOptMod + rsOptJoin
 const rsEmoji = `(?:${ [rsDingbat, rsRegional, rsSurrPair].join('|') })${ rsSeq }`
 
-/** Used to match complex or compound words. */
-const reUnicodeWord = RegExp([
+/**
+ * Splits a Unicode `string` into an array of its words.
+ *
+ * @private
+ * @param {string} The string to inspect.
+ * @returns {Array} Returns the words of `string`.
+ */
+const unicodeWords = RegExp.prototype.exec.bind(RegExp([
   `${ rsUpper }?${ rsLower }+${ rsOptContrLower }(?=${ [rsBreak, rsUpper, '$'].join('|') })`,
   `${ rsMiscUpper }+${ rsOptContrUpper }(?=${ [rsBreak, rsUpper + rsMiscLower, '$'].join('|') })`,
   `${ rsUpper }?${ rsMiscLower }+${ rsOptContrLower }`,
@@ -53,17 +59,6 @@ const reUnicodeWord = RegExp([
   rsOrdLower,
   rsDigits,
   rsEmoji
-].join('|'), 'g')
-
-/**
- * Splits a Unicode `string` into an array of its words.
- *
- * @private
- * @param {string} The string to inspect.
- * @returns {Array} Returns the words of `string`.
- */
-function unicodeWords(string) {
-  return string.match(reUnicodeWord) || []
-}
+].join('|'), 'g'))
 
 export default unicodeWords