unsurpassed
US /ˌʌn.sɚˈpæst/
UK /ˌʌn.sɚˈpæst/

1.
insuperabile, senza pari, incomparabile
better or greater than anyone or anything else
:
•
The quality of their craftsmanship is unsurpassed.
La qualità della loro maestria è insuperabile.
•
Her beauty was unsurpassed in the entire kingdom.
La sua bellezza era insuperabile in tutto il regno.