Avant - garde - Making a new piece of work, using methods not seen before which are experimental and unorthodox.
Nostalgia - Taking a serious piece of work/film etc and adapting parts to exaggerate it, often to make it humorous.
Appropriation - Copying something, but changing the context and/or meaning.
Pastiche - A cultural artefact composed from elements appropriated from other works.
Parody - Mimicking a individual/ piece/ genre etc, and exaggerating it; often to make it humorous.
Irony - Using words or images to convey a meaning, normally opposite to it's literal meaning.
Ideology - A set of beliefs or theories that guide society at that time.
Genre - A specific style or category, such as Art or Film.