tempo change
nounUK /ˈtem.pəʊ tʃeɪndʒ/
US /ˈtem.poʊ tʃeɪndʒ/
A tempo change is when music gets faster or slower.
The song had a sudden tempo change that made everyone dance faster.
OTHER MEANINGS
2. A change in how fast an activity or process happens.
The tempo change in the game made it more exciting.
3. A shift in the speed of a heartbeat or breathing.
The runner noticed a tempo change in his breathing.
4. A change in the usual pace of daily life.
Summer brought a pleasant tempo change to our schedule.