old·en 
(ōldən)
(ōldən)adj.
Of, relating to, or belonging to time long past; old or ancient: olden days.
[Middle English : old, old; see OLD + -en, adj. suff.; see -EN2.]
- superstition
- superstitious
- superstitiously
- superstitiousness
- superstore
- superstratal
- superstrate
- superstratum
- superstring
- colonoscope
- colonoscopy
- colony
- colony collapse disorder
- colony-stimulating factor
- colophon
- Colophon
- colophony
- color
- colorability
- colorable
- colorably
- Coloradan
- Colorado
- Colorado
- Coloradoan