Solutions The traditional Maori greeting in which people press their noses together has 5 entries with similar clues

• 4-letter words
• hakatraditional maori dance
• 8-letter words
• diasporaDispersion of any people from their traditional homeland
• 9-letter words
• retrousseOf noses upturned
• high-fiveA greeting in which two people slap each other's palms with their arms raised
• 11-letter words
• tennisclubstheir members presumably try to improve their services