1: Blackest part of a shadow
6: Lions and Tigers and Bears
7: Corkscrew-tailed animal
10: Revolutionary rebel Daniel
20: Confident to an extreme
27: Symbolized, with 'for'
29: Video recorder, for short
40: Certain trigonometric ratios
51: Percussive off-Broadway hit
53: Haut ___ (high society)
54: Joke variety, when doubled