• hirshberg test,
• hirschberg's test,
• hierschberg test,
• hirchberg test,
• hirshburg test,
• hrischberg test,
• hirshbarg test,
• hirschber test,
• hirshberge test,
• hirschberg tst

The adjective form of "Hirschberg test" is "Hirschbergian".

The plural form of the word "hirschberg test" is "hirschberg tests".

The singular form of the word "hirschberg test" is "hirschberg test". The word does not change when used in singular form.