Move over, Webster!
Quite a few words have been added to Rowan's Unabridged Dictionary of the English Language (First Edition). Here are a few:
Wawa: Rowan
Waowao: Ro-Ro
Chachacha: Elephant
Girraa: Giraffe
Yayon: Lion
Tattoo: Thank you
Waawo: Yellow
Chayah: Chair
Theyah: There
Choochoo: Train
TD: TV
Bo: Blow