unsettled

Concise Oxford English Dictionary © 2008 Oxford University Press:
unsettled/ʌnˈsetld/

▶adjective

• 1 lacking stability; changeable or liable to change.

  ■ agitated; uneasy.

• 2 not yet resolved.

  ■ (of a bill) not yet paid.

• 3 (of an area) having no settlers or inhabitants.

– derivatives
unsettledness noun.