snappish

Baylor’s exasperated boss is played by Christina Vidal—she corrects him repeatedly and wearily, a suggestion that his snappish anxiety has alienated everyone around him.
Just Try to Look Away From Jake Gyllenhaal’s Gripping Performance in The Guilty|Stephanie Zacharek|September 30, 2021|Time
The two were laughing: Mrs. Gum seemed in a less depressed state than usual, and the other less snappish.
Elster's Folly|Mrs. Henry Wood
His sharp teeth and snappish ways, and the bigness of his appearance when the fins are all displayed, keep the little fishes away.
Appletons' Popular Science Monthly, July 1899|Various
When her feelings were touched she had a way of growing curt and terse, sometimes even snappish.
Grandmother Dear|Mrs. Molesworth

I dislike Mr. Cleremont; he is always saying snappish things, and is never happy, no matter how merry we are.
That Boy Of Norcott's|Charles James Lever
But as the romantically impatient and sometimes a bit snappish Mrs. Penniman would say, he had never gone far.
The Wrong Twin|Harry Leon Wilson

Origin of snappish