triphthong /trifˈthong, tripˈ/

1. A combination of three vowel sounds in one syllable (phonetics)
2. (loosely) a trigraph

triphthongal /-thongˈgl/ adjective

• sailcloth
• sailcloths
• sailed
• sailer
• sailers
• sailfish
• sailfishes
• sail-flying
• sailing
• sailing boat
• sailing boats
• sailing master
• sailing masters
• sailing orders
• sailings
• sailing ship
• sailing ships
• sailless
• sail loft
• sail lofts
• sailmaker
• sailmakers
• sailmaking
• sail near the wind
• sailor