硬こう式しきTop 20000MeaningsNounNo-adjective1. hard (esp. of hardball, tennis, etc.)Kanji used硬hard like a rock式ceremonyPitch accentこうしきUsed in vocabulary硬こう式しき野や球きゅうregulation baseball (as opposed to the variety played with a rubber ball)Noun硬こう式しき飛ひ行こう船せんrigid airshipNoun