skull-buster

and skull-popper

1. n. a difficult course in school or college. The course was a skull-buster, and I had to drop it.

2. n. a police officer. (Refers to the striking of skulls.) Two skull-poppers came up and started asking questions.

Name	Pronounced	Usage
Harmon	HAHR-mən	English
Ithai	i-THAY-ie (English)	Biblical
Tahlia	-	English (Australian)
Abd Al-Wali	-	Arabic
Erika	e-REE-kah (Swedish, Norwegian), E-ree-kah (Finnish, German), ER-i-kə (English)	Swedish, Norwegian, Danish, Finnish, German, Hungarian, Czech, Slovene, Croatian, English, Italian
Wiola	VYAW-law	Polish