• eocephin,
• docephin,
• focephin,
• tocephin,
• 5ocephin,
• 4ocephin,
• ricephin,
• rkcephin,
• rlcephin,
• rpcephin,
• rockfil,
• rosefich,
• rocellin,
• rocefin,
• rockeship,
• Trocchin,
• Iodophin,
• Rochephin,
• Rofepin,
• Roephine

• rose pink.

The plural form of "rocephin" is also "rocephin", as it is a brand name for a specific medication and does not typically change when referring to multiple doses or units.

The singular form of the word "rocephin" is "rocephine".