This document provides a list of words and phrases to describe increases and decreases in quantitative data. It includes terms for when data rises such as "to rise", "to grow", "to surge", and "to shoot up" as well as terms for when data falls like "to decline", "to drop", "to plummet", and "to crash". It also includes adjectives and adverbs that can be used to modify these terms to indicate the speed or degree of change such as "sharply", "exponentially", and "gradually".

1. UP DOWN
To rise
To increase
To go up
High / higher / the
highest
To grow / Growth
To peak / a peak
Spike
To surge / a surge
To jump / a jump
To shoot up
To climb
To increment
To augment
To sky-rocket
To soar
To take off
To ascend
To leap (forward)
Adjectives/Adverbs:
Sharp/Sharply
Exponential
/Exponentially
Rocket-high
Strong/strongly
To fall
To decline
To decrease
Less of…
To drop / a drop
Small / smaller /
the smallest
To slump
To plunge
To plummet
To crash
Low / lower / the
lowest
To reach (or hit) a
low point / a valley
To diminish
To wane
To wither
To shrivel
To descend
Adjectives/Adverbs:
Slight/slightly
Drastic
Dramatic

2. Drastic/drastically
Gradually
Rapid/rapidly
Steep/steeply
Dramatic/dramatically
Sporadically /
erratically /
gradually
NO CHANGE: Steady (=)To level off (=)
To remain steady (=)
To reach a plateau (=)