hyperbole
Concise Oxford English Dictionary © 2008 Oxford University Press:
hyperbole /hʌɪˈpəːbəli/
▶noun deliberate exaggeration, not meant to be taken literally.
– derivatives
hyperbolical adjective,
hyperbolically adverb,
hyperbolism noun.
hyperbolical adjective,
hyperbolically adverb,
hyperbolism noun.
'hyperbole' also found in these Oxford entries:

