in aeternum
Latin phrase
in ae·ter·num ˌin-ī-ˈter-ˌnu̇m 
: forever
- underdeveloped
- underdeveloping
- underdevelopment
- underdevelopments
- underdevelops
- underdiagnose
- underdiagnosed
- underdiagnoses
- underdiagnosing
- underdiagnosis
- underditch
- underdo
- underdoers
- underdoes
- underdog
- underdogs
- underdone
- underdrag
- underdrain
- underdrainage
- underdrained
- underdraining
- underdrains
- underdraw
- underdrawers