Two words
May be 2 words combined (nullus+dum) If not obvious, probably incorrect
dum CONJ
dum CONJ [XXXAX]
while, as long as, until; provided that;
null.us N 2 1 NOM S M
nullus, nulli N (2nd) M [XXXDX] lesser
no one;
null.us ADJ 1 3 NOM S M POS
null.us ADJ 1 3 VOC S M POS
nullus, nulla, nullum (gen -ius) ADJ [XXXAX]
no; none, not any; (PRONominal ADJ)
*