German

Adjective

anstrengende

1. inflected form of anstrengend

Norwegian Bokmål

Adjective

anstrengende ‎(indeclinable)

1. arduous, exhausting, fatiguing, strenuous, tiring, trying

Verb

anstrengende

1. present participle of anstrenge

References

• “anstrengende” in The Bokmål Dictionary.