よく - Wiktionary, the free dictionary よく • 良く, 善く, 克く: adverbial form of よい (yoi, “ good ”) good, well adverbial form of いい (ii, “ good ”) よくやった 。 Yoku yatta Well done! よく 来 (き) たな。 Yoku kita na Well done for making it this far 良く: frequently, often 私 (わたし) は 本 (ほん) をよく 読 (よ) みます