1. Capable of being realized
   "realizable benefits of the plan"
   - realisable [Brit] 
2. Capable of existing or taking place or proving true; possible to do
   - accomplishable, achievable, doable, manageable, realisable [Brit]

See also: possible, tangible

• ootid
• ooze
• ooze leather
• ooze out
• ooze through
• oozing
• oozy
• op
• op art
• op shop
• op-ed
• op. cit.
• opacification
• opacify
• opacity
• opah
• opal
• opal glass
• opalesce
• opalescence
• opalescent
• opaline
• opalise
• opalize
• opaque