Across
1 Mathematical operation (11)
5 Car that you hire to take you from one place to another (4)
8 Moving air (4)
10 Opposite of “something” (7)
13 Preposition (2)
15 The act of absorbing (10)
17 Finish (3)
18 Mutual (10)
20 The mixture of gases that we breathe (3)
22 Ocean (3)
23 Feeling (4)
24 Not smooth (5)
26 Conjunction used for comparing two things (2)
27 The act of understating (14)
31 Someone who works with his hands (9)
34 Nation (7)
37 Free from restraint (5)
38 Instructor (7)

Down
1 A shadow gives you this (5)
2 Type of fruit (10)
3 The act of making something stronger (13)
4 Unlock (4)
6 Conjunction (3)
7 Single (10)
9 A word used when talking about something that might happen (2)
11 Highest point (3)
12 Mount for a gun (3-8)
14 Waterproof outer shoe (8)
16 Metal element (4)
19 Possessions (8)
21 Place for displaying works of art, etc. (6)
25 Conjuring tricks (5)
28 Resistant to sudden change (6)
29 “Finger” on the foot (3)
30 What are ____ doing? (3)
32 Expensive material (4)
33 Before (3)
35 Preposition (2)
36 What a squirrel eats (3)