The Collaborative International Dictionary
Peremptoriness
Peremptoriness \Per"emp*to*ri*ness\, n. The quality of being peremptory; positiveness.
Wiktionary
peremptoriness
n. The quality of being peremptory
Usage examples of "peremptoriness".
Captain Imrie fixed me with his piercing blue eyes, jerked his head with most uncharacteristic peremptoriness towards the chartroom door and headed for it himself.
Would they not, with considerable peremptoriness, desire these intrusively pious members of society to mind their own business?
Miss Flitworth could actually give the word “revenue”, which had two vowels and one diphthong, all the peremptoriness of the word “scum”.