octennial
adjective
oc·ten·ni·al
(ˈ)äk¦tenēəl
1
: happening every eighth year
2
: lasting for a period of eight years
Word History
Etymology
Late Latin octennium period of eight years (from Latin oct- —from octo eight—+ -ennium, from annus year) + English -al
- jackalopes
- jackals
- jackanapes
- jackanapeses
- jackaroo
- jackarooed
- jackarooing
- jackaroos
- jackass
- jackass bark
- jackass bat
- jackass brig
- jackass clover
- jackass deer
- jackass fish
- jackass hare
- jackass kingfisher
- jackass penguin
- jackass rabbit
- jackass rig
- jackasseries
- jackassery
- jackasses
- jackassness
- jackbird