Can you find out 20 hidden words from this puzzle ?

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IXGJRYNFJRRRAGIKDEPR OJQWQPALCFNVIHNKGIBK COUNTRYEQHOCQADUIVEO YYXEAXANBTIMEIWYPKTE VAGRCATNDRSPKRGYMAWJ SBALLBZQHAGGTWJNCTWX UMBRELLAIHLWVNFHNUXV VCKEHGNTFJCBHEBQWUXD MANGOTQBZKIMPMSCHOOL GMYSTEJEAJPBRVXVKLHW FRVYZXZMPQDMHWSKLEVI APPLEDOGIEBANANAIMWN DOORIYOOFYZJUKSDOOVD INKCKKBQCSLLPZQANNKO OMJXKKIBARVNBWMYBAGW KAEEDFNAKURCWZMVTSNI HOSPITALLOMQQVOQJXEU ELEPHANTOFNLLRUEXUHR CBOOKTCDYCJASOSWCHQL PENCILUEQKNWTVEEYYJD
1.
Umbrella
2.
Lion
3.
Pencil
4.
country
5.
Mouse
6.
hospital
7.
school
8.
book
9.
time
10.
Lemon
11.
bag
12.
window
13.
Banana
14.
door
15.
Apple
16.
Ball
17.
Cat
18.
Elephant
19.
ink
20.
mango
21.
DOg