grimoire.

a book of magical instructions, spells, or ritual knowledge

Use it for

Words that belong together

• ancient grimoire
• forbidden grimoire
• pages of a grimoire

On the page

The grimoire opened to a page written in silver ink.

Someone had cut the summoning instructions from the grimoire.

She compared the two grimoires before attempting the ritual.

Usage notes

Primary curation section: Fantasy. An uncommon established borrowing, especially useful in fantasy and occult contexts; not simply any old or mysterious book. Plural: grimoires.