3 Upon (2)
4 A loud ringing metallic sound (5)
5 Bird's beak (3)
7 Toward (2)
10 An elevated railroad or train (2)
12 Trouble (2)
13 Used as a pause while talking, V5+C8 (2)
16 To travel on snow on long, narrow strips of wood (3)
17 An exclamation of pain,surprise,etc. (2)
18 Of leaves (6)
19 (Chinese) a life force (2)
20 Isinglass (4)
21 Symbol for neon (2)
22 United Nations abbr. (2)
23 Not the ego, but the __ (2)
25 A type of hot pepper (3)
26 First person singular pronoun (2)
27 13th letter of the Greek alphabet; Nν (2)
28 To block (5)
31 Symbol for tellurium (2)
32 Long-jawed fish (3)
35 In favor of (3)
36 Lively (5)
38 To wager (3)
40 An Asian pear (2)
41 A poisonous plant with purple flowers (6)
44 Energy (3)
45 A hoofed mammal (2)