Short Words:
* acid
* aid
* an
* and
* eon
* ice
* in
* ion
* on
* ox
* ray
* rib
* run
* son
* sun
* tie
* urn
Longer Words:
* acidic
* canoe
* coin
* coined
* doer
* donor
* icon
* ionic
* iron
* ocean
* oxide
* radio
* rain
* reborn
* refrain
* resin
* ribonucleic
* robin
* rod
* rune
* siren
* sonic
* sonnet
* tie-in
* tone
* urn
* worn
Bonus:
* deoxyribonucleic itself can be broken down into deoxyribo, ribo, and nucleic.
Note: This is not an exhaustive list, and there may be other words that can be formed. It's a fun exercise to try and find them!