What does the cryptic crossword clue "Nazareth icehouse partly illustrates principle (5)" mean?

The definition is "principle". The wordplay uses a hidden word. Hidden answer (. . . partly) in [nazar] ETH IC [ehouse]. The answer is ETHIC.

Nazareth icehouse partly illustrates principle (5)

Independent Cryptic #12011 | 12 Across | 2025-04-08 flower