laverock /lavˈə-rək, also (Scot) lāˈv(ə-)rək/ an archaic and dialectal form of lark¹

• tri-jet
• tri-jets
• trike
• trikes
• trilateral
• trilateralism
• trilateralisms
• trilateralist
• trilateralists
• trilaterally
• trilaterals
• trilateration
• trilaterations
• trilbies
• trilby
• trilby hat
• trilbys
• trild
• trilemma
• trilemmas
• Trilene
• trilinear
• trilineate
• trilingual
• trilingualism