This is the 1367th most frequent Catalan word.
demostrat
Proven; demonstrated.
The word 'demostrat' is used as a past participle adjective here to describe a fact that has been proven or justified by clear data.
És un fet demostrat per dades concretes.
It is a fact demonstrated by concrete data.
Here, 'demostrat' is used in the perfect tense to indicate that he successfully showcased or proved his skill during the competition.
Ell ha demostrat la seva habilitat en la competició.
He has demonstrated his skill in the competition.
In this sentence, 'demostra' derived from 'demostrat' is used in the present tense to show or establish evidence of the method's effectiveness.