ADJ
- high
- jagged, rocky
- snow-capped, snow-covered
- distant
- mountain
PEAK + VERB
- rise, tower
- We looked up at the rocky peaks towering above us
PREP
- on a/the ~
- climbers on the distant mountain peaks
ADJ
- all-time
- The share index rose to a new all-time peak of 2732
- summer, winter, etc.
- The influx of tourists has reached its summer peak
VERB + PEAK
- rise to/towards
- Production is rising back towards its 1999 peak
- hit, reach
- fall below/from, pass
- be past
- Her performance is just past its peak
PEAK + NOUN
- hours, period, season, time, year
- demand
- at times of peak demand
- rate
- peak-rate phone calls
- level
- efficiency, performance
- The engine is tuned to peak efficiency
- fitness, form
PREP
- at a/the/your ~
- The crisis was now at its peak. At his peak he was the best player in the world
- ~ of
- She is at the peak of her popularity. The party's numbers reached a peak of 40,000 in 2001
PHRASES
- in peak condition
- You want your hair to look in peak condition
- peaks and troughs
- Economic life moves in cycles of peaks and troughs