schwierigsten
Translation
most difficult, hardest
Examples
Das war die schwierigste Prüfung.
That was the most difficult exam.
Am schwierigsten ist der Anfang.
The beginning is the most difficult part.
Er löste die schwierigsten Aufgaben.
He solved the most difficult tasks.
Grammar Patterns
the most difficult + noun Das war die schwierigste Prüfung.
to be the most difficult Am schwierigsten ist der Anfang.
Similar Words
Synonyms: kompliziertesten (most complicated), anspruchsvollsten (most demanding); Antonyms: einfachsten (easiest), leichtesten (lightest/easiest)
Etymology
Superlative form of 'schwierig' (difficult). The '-sten' ending marks the superlative.
Memory Tips
Remember that '-sten' is the superlative ending in German, similar to '-est' in English (e.g., hard -> hardest).