Aimless
Part of speech: adjective
Definition: Without aim, purpose, or direction.
Example sentence: India has a high level of corruption, a lethargic bureaucracy and is low on accountability. Investigations are long drawn and often aimless; those in power are rarely sacked for incompetence unless the media sets up a serious clamour for justice.
Undirected
Part of speech: adjective
Definition: not directed