pentad /penˈtad/

1. A set of five things
2. A period of five years or five days
3. An atom, element or radical with a combining power of five

• cosmopolites
• cosmopolitic
• cosmopolitical
• cosmopolitics
• cosmopolitism
• cosmopolitisms
• cosmorama
• cosmoramas
• cosmoramic
• cosmos
• cosmoses
• cosmosphere
• cosmospheres
• cosmotheism
• cosmotheisms
• cosmothetic
• cosmothetical
• cosmotron
• COSPAS-SARSAT
• cosphered
• cosplay
• cosponsor
• cosponsored
• cosponsoring
• cosponsors