octennial

Meanings

Adj

Occurring every eight years.
Lasting or taking eight years.

Origin / Etymology

From oct- + -ennial.

Scrabble Score: 11

octennial is a valid Scrabble (US) TWL word
octennial is not valid in Scrabble (MW) Merriam-Webster Dictionary
octennial is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 15

octennial is a valid Words With Friends word