A hacek or háček (pronounced "'hatchek") is a diacritic (also known as a "caron") placed over certain letters to indicate palatalization[?] in the orthography of some Slavonic languages, such as Czech, and the Baltic languages and Estonian. It looks like an inverted circumflex and its name means "little hook" in Czech.
... because of a broken leg in 1942's The Man Who Came to Dinner[?], which he had performed onstage before taking it to Hollywood.
Academy Awards and Nominations
1945 - ...