nigged (verb) nullify: cancel, revoke
Sinonime: advisedly, after consideration, apurpose, by design, calculatingly, consciously, designed, determinedly,
emphatically,
freely, in cold blood,
independently, knowingly, meaningfully, on purpose, pointedly, premeditatively, prepensely, purposely, purposively, resolutely, studiously, to that end, voluntarily, willfully, with a view to, with eyes wide open, with malice aforethought, without qualms, wittingly
Antonime: indetermindedly, unintentionally, unwittingly