schärferer
Schärferer is not a standard German term. In most uses it appears as a nonce or joking form built from the adjective scharf (sharp) and the comparative suffix schärfer, with an added -er ending, yielding schärferer. Because this construction does not follow established German derivational rules, schärferer is generally regarded as nonstandard or humorous rather than a recognized word.
Morphology and interpretation. The normal German comparative of scharf is schärfer, meaning “sharper.” The suffix -er
Usage and context. In scholarly or educational contexts, schärferer may be cited as an example of nonstandard
See also. German comparatives, agent nouns, morphological productivity, nonstandard German.