na-adjective, adverb
thoroughly; completely; utterly
Emphasizes that something is done to an extreme degree, often with a negative or exhaustive connotation. Similar to さんざん but more emphatic and colloquial.
彼の話はさんざんぱら聞かされた。
I've heard his story thoroughly (more than enough).
その映画はさんざんぱらに批判された。
The movie was utterly criticized.
彼は上司にさんざんぱら怒られた。
He was severely scolded by his boss.