McKeith is Tiggerish, and quite warm, in a steely kind of way.
I woke up feeling remarkably perky and Tiggerish.
Appearing at the Glasgow International Comedy Festival, Byrne will hopefully give free rein to his Tiggerish hyperactive bursts that usually result in improvisational gold dust.
Origin
From Tigger, a tiger in A. A. Milne's Winnie-the-Pooh, characterized by his vitality.