cuticle /kūˈti-kl/

1. The outermost or thin skin
2. The dead skin at the edge of finger- and toenails
3. The waxy or corky layer on the epidermis of plants (botany)
4. The protective outer layer of many invertebrates, eg insects (zoology)

cūticˈūlar adjective

• orthroses
• ortolan
• ortolans
• orts
• orval
• orvals
• Orvietan
• Orvieto
• Orwellian
• or whatever
• or whenever
• or wherever
• oryctologies
• oryctology
• oryx
• oryxes
• Oryza
• orzo
• orzos
• os
• O's
• OS
• Os
• OSA
• Osage