<html> <head> <style type="text/css"> @font-face { font-family: mplus; src: url(../fonts/mplus/mplus-1p-regular-no-OT.ttf); /* a copy of M+ with OpenType tables removed, so only legacy 'kern' is present */ } body { text-rendering: optimizeLegibility; font-size: 40px; font-family: mplus; } span { font-family: serif; } </style> </head> <body> <!-- the ZWNJ characters with font change should prevent kerning at those positions; if the testcase looks the same, then kerning failed altogether --> AVA<span>‌</span>V<span>‌</span>A </body> </html>