N1U1L1L1I1F4Y4
13 points
NULLIFY is validvalid
to make useless or ineffective [v NULLIFIED, NULLIFIES, NULLIFYING] : NULLIFICATION [n], NULLIFIER [n]
to make useless or ineffective [v NULLIFIED, NULLIFYING, NULLIFIES]
to make useless or ineffective [v NULLIFIED, NULLIFIES, NULLIFYING] : NULLIFICATION [n], NULLIFIER [n]
to make useless or ineffective [v NULLIFIED, NULLIFYING, NULLIFIES]