<!DOCTYPE html> <meta charset="utf-8"> <style> body { font: 32px monospace; } div { text-align: center; } span { unicode-bidi: isolate; } </style> <body> <!-- http://unicode.org/reports/tr9/#N0, Example 3, LTR and RTL exchanged: arabic BOOK(S) --> <div>arabic (<span dir=rtl>كُتُب</span>)<span dir=rtl>كِتَاب</span></div>