Webster's Revised Unabridged Dictionary · 1913

Thistly

Thistly , adjective

1.
Overgrown with thistles; as, thistly ground.
2.
Figuratively: Resembling a thistle or thistles; sharp; pricking.
In such a world, so thorny, and where none Finds happiness unblighted, or, if found, Without some thistly sorrow at its side. — Cowper