The mechanic replaced the worn fifth gears to stop the transmission from grinding.

The clerk filed the fifth slips into the labeled folder before the audit.

Jazz musicians often use diminished fifths to add tension before resolving to a consonant chord.

We tuned the violin strings by ear, using perfect fifths as our guide.

During the investigation, they discovered a fifth columnist within the committee.

Satellite images helped meteorologists classify the structural changes in typhoon fifths over the western Pacific.

The district organized a reading competition for fifth grades across ten schools.

When composing, I often consult the circle of fifths to choose compatible key changes.

In advanced theory classes, composers often compare different circles of fifths to explore modulations between distant keys.

The pediatrician confirmed that the child's rash was caused by fifth disease and advised rest and fluids.