shibboleth /shibˈə-leth/

1. The criterion, catchword or catchphrase of a group, party or sect by which members may be identified
2. A slogan
3. A peculiarity of speech
4. The Gileadite test-word to distinguish an Ephraimite, who could not pronounce sh (from Bible, Judges 12.5–6)
5. Any such test

• non-quota immigrant
• non-racial
• non-reader
• non-readers
• non-regardance
• non-renewable
• non-representational
• non-residence
• non-resident
• non-residential
• non-resistance
• non-resistant
• non-resisting
• non-restrictive
• non-return
• non-returnable
• non-rigid
• non-scheduled
• non-scientific
• non-sectarian
• nonsense
• nonsenses
• nonsense verse
• nonsense verses
• nonsense word