The Collaborative International Dictionary
Sevennight
Sevennight \Seven"night\, n. A week; any period of seven consecutive days and nights. See Sennight.
Wiktionary
sevennight
n. A (l/en: week); any period of seven consecutive days and nights.
Usage examples of "sevennight".
The trows 'ave it that every hearth shall be swept clean on a sevennight, that no one shall be found near it, and above all that plenty o' clean water shall be found in 'ouse.