<wob_jonas> perl -eopen$i,"<",($f="wisdom/aristotle");$_=<$i>; s/two thousand/2000/ or die; if (1) { open$o,">",$f; print$o $_ or die; } print substr$_,0;

Ambiguous, from Greek 'ἀν-' lack of, and 'βιγός' clarity of meaning, means when something is unclear in its meaning. Antonym: biguous.