heretofore in a sentence

An old, prestigious thing still deserves its prestige, but for a heretofore undiscovered reason.

Evidently Sleeplessness unlocks a heretofore-unknown cell regeneration system.

heretofore, bowls had usually been painted by less skilled painters, and were probably in lower regards than other vases.

heretofore, the various Sigma Nu officers maintained their files and records at their own homes or places of business.

The attacks killed 12 crewmen and injured another 36. One historian notes that Kongo was “heretofore charmed”.

The heretofore apostolic vicar William Joseph Hendren appointed the first Bishop.