brattish
brat·tish
adjective
1.
(used of an ill-mannered child) impolitely unruly
Origin
From brat + -ish.
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.