<title type="display">impervious</title> Pronúncia: ɪmˈpɜːvɪəs adjective impenetrable, impermeable (to a). figurative insensible (to a).
<title type="display">impetus</title> Pronúncia: ˈɪmpɪtəs [pl.: impetes] noun ímpetu. figurative incentiu. impuls.
<title type="display">impinge</title> intransitive verb to impinge on afectar a. to impinge on something col·lidir contra. to impinge on someone's authority interferir en l'autoritat d'algú.