How to spell PERIODOF correctly?

The correct spelling of "periodof" is actually "period of". The missing space between "period" and "of" is the main error. Other related suggestions may include inserting the missing space, using a hyphen to create a compound word ("period-of") or using synonyms like "duration" or "span."

• period Did you happen to miss your period yesterday?
• periodic The periodic table organizes elements based on their properties and patterns of reactivity.
• periods Women tend to experience different symptoms during their menstrual periods.

Ponnies

• panniers
• pennies
• peonies
• pones
• ponies