Hyperbole meaning

exaggerated statements or claims not meant to be taken literally.

to exaggerate what you mean or emphasize a point

a way of speaking that make something sound much bigger, better, smaller or worse

functions as an intensifier

Hyperbole is often used for emphasis or effect of something 

Synonyms 

• exaggeration
• overstatement
• magnification
• amplification
• embroidery
• embellishment
• overplaying
• excess