I.
noun
1 mountain top
ADJECTIVE
▪ high , lofty , towering
▪ craggy , jagged , rocky , sharp
▪ snow-capped , snow-covered , snowy
▪ distant
▪ mountain
VERB + PEAK
▪ climb , conquer , scale
PEAK + VERB
▪ loom , rise , tower
▪
We looked up at the rocky ~s towering above us.
PREPOSITION
▪ on a/the ~
▪
climbers on the distant mountain ~s
2 highest level, rate, etc.
ADJECTIVE
▪ all-time
▪
The share index rose to a new all-time ~ of 2112.
▪ seasonal
▪ summer , winter , etc.
▪
The influx of tourists has reached its summer ~.
▪ sharp
▪
The graph shows two very sharp price ~s.
VERB + PEAK
▪ rise to , rise towards/toward
▪
Production is rising back towards/toward its 1999 ~.
▪ hit , reach
▪ fall below , fall from , pass
▪ be past
▪
Her performance is just past its ~.
PEAK + NOUN
▪ hours , period , season , time , year
▪ demand
▪
at times of ~ demand
▪ rate
▪
peak-rate phone calls
▪ level
▪ efficiency , performance
▪
The engine is tuned to ~ efficiency.
▪ fitness ( esp. BrE ), form
PREPOSITION
▪ at a/the/your ~
▪
The crisis was now at its ~.
▪
At his ~ he was the best player in the world.
▪ ~ of
▪
She is at the ~ of her popularity.
▪
The party's numbers reached a ~ of 40 000 in 2001.
PHRASES
▪ in ~ condition
▪
You want your hair to look in ~ condition.
▪ ~s and troughs
▪
Economic life moves in cycles of ~s and troughs.
II.
verb
Peak is used with these nouns as the subject: ↑ movement
III.
adj.
Peak is used with these nouns: ↑ condition , ↑ demand , ↑ efficiency , ↑ fitness , ↑ hour , ↑ incidence , ↑ load , ↑ performance , ↑ period , ↑ production , ↑ season , ↑ time , ↑ workload , ↑ year