creased or folded upwards / piled up in a disorganized manner

simple past tense and past participle of ruck up

To frighten (an animal, especially a game animal) into appearing from cover.

(intransitive) (followed by to) To fulfil the expectations placed upon.

(idiomatic, informal) Excessively emotional, excited, aroused or angry.

Alternative form of tits up

Mixed together in an uncertain manner / Confused, muddled or bewildered

A confusion, mistake, muddle or misunderstanding

Alternative spelling of upregulation

To completely enclose or envelop. / To take over or absorb something (especially an organisation) so it no longer has a separate identity; to assimilate.