peaks and valleys

plural noun

: high and low periods

There are peaks and valleys in electricity usage throughout the year.

Examples of peaks and valleys in a Sentence

Recent Examples on the Web

Through it all, through the peaks and valleys of Adebayo’s Heat career, the rebound record is a passing of the torch that coach Erik Spoelstra said is a just passage. — Ira Winderman, Sun Sentinel, 27 Oct. 2026

Each key, meanwhile, features corresponding peaks and valleys. — Shayla Love, New Yorker, 10 Oct. 2026

Kelvin waves are slow-moving pulses of water that travel beneath the ocean's surface, creating broad peaks and valleys. — ABC News, 7 Oct. 2026

The spoils of Affleck’s and Damon’s onscreen accomplishments documented in these halls have had peaks and valleys. — Matt Donnelly, Variety, 7 Oct. 2026

Rhymes for peaks and valleys

• alleys
• galleys
• gallies
• rallies
• sallies
• tallies