childish

1 bossy
2 stubborn
3 bull-headed
4 bullying
5 conceited
6 moody
7 short tempered
8 stupid
9 foolish
10 blatant
11 big headed
12 clumsy
13 egotistical
14 selfish
15 close-minded
16 malicious
17 inflexible
18 self-centered
19 impatient
20 childish
21 impudent
22 brash
23 greedy
24 arrogant
25 mean