Foxtrot and Rat-a-tat

Foxtrot noun - A ballroom dance in quadruple time; combines short and long and fast and slow steps fixed sequences.

Rat-a-tat and foxtrot are semantically related. In some cases you can use "Rat-a-tat" instead a noun "Foxtrot".

Rat-a-tat noun - A series of short sharp taps (as made by strokes on a drum or knocks on a door).

Foxtrot and rat-a-tat are semantically related. Sometimes you can use "Foxtrot" instead a noun phrase "Rat-a-tat".