i Register
In some senses, festinate is marked as obsolete. Watch for register when choosing this word.
verb
To become involuntarily quicker, such as when walking or speaking, due to certain disorders.
To hurry, make haste.
To accelerate, quicken, hasten, hurry (something or someone).
adj
Hurried, hasty.
Advise the Duke where you are going, to a most festinate preparation.