They speak of the "existence" of external objects, which can be more precisely characterized as actual, absolutely particular, wholly personal, individual things, each of them not like anything or anyone else; this is the existence which they say has absolute certainty and truty.
Kanpoko objektuen izateaz hitz egiten dute, zeinak oraindik zehazkiago determina daitezkeen guztiz parekorik ez duten gauza erreal, absolutuki banako, osoki pertsonal, indibidual gisa; izate horrek ziurtasun eta egia absolutua omen ditu.