fuŝ-

From fuŝi (“botch, bungle”).

fuŝ-

1. (colloquial) in a botched, bungled, or ill-conceived manner.

   paroli (“speak”) → fuŝparoli (“speak (a language) poorly and without effort”).

2. (colloquial) botched, bungled, ill-conceived, ruined.

   verko (“artwork”) → fuŝverko (“botched artwork, bungled artwork, ill-conceived artwork”).

• Unlike the prefix mis-, fuŝ- implies a harsh negative judgment.
• In traditional Esperanto grammatical terms, fuŝ- is not a true prefix but a verbal root used in compounding.

• mis- (“erroneously”)