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

• decapitalises
• decapitalising
• decapitalization
• decapitalize
• decapitalized
• decapitalizes
• decapitalizing
• decapitate
• decapitated
• decapitates
• decapitating
• decapitation
• decapitations
• decapod
• Decapoda
• decapodal
• decapodan
• decapodous
• decapods
• decapsulate
• decapsulated
• decapsulates
• decapsulating
• decarb
• decarbed