Literary Devices

Caesura: a grammatical pause or break in a line of poetry (like a question mark), usually near the middle of the line. A caesura is usually dictated by sense or natural speech rhythm rather than by metrics. In poetry scansion, a caesura is usually indicated by the symbol //. 

Cacophony:harsh discordance of sound;

Allusion: a figure of speech that makes a reference to, or representation of, a place, event, literary work, myth, or work of art, either directly or by implication