hyperbolical

/ˌhaɪpərˈbɑːlɪkəl/
adjective
  1. Using or involving extreme exaggeration; same meaning as 'hyperbolic' but less common.
    • I prefer straightforward language over hyperbolical descriptions that seem dishonest.
    • His hyperbolical claims about the product's benefits were quickly proven false.
    • The author's hyperbolical style made even simple events sound dramatic and exciting.