wirksame
Translation
effective, efficient, active
Examples
Das ist eine wirksame Methode.
That is an effective method.
Wir brauchen wirksame Maßnahmen gegen die Krise.
We need effective measures against the crisis.
Grammar Patterns
((wirksame)) + ((Noun)) effective ... eine wirksame Medizin
Similar Words
Synonyms: effektiv, effizient; Antonyms: unwirksam, nutzlos
Etymology
From 'wirken' (to work, to have an effect) + '-sam' (a suffix indicating a quality, like '-some'). Meaning 'having the quality of working'.
Memory Tips
Think of it as 'work-some'. If something does 'some work', it's effective.