IELTS Task-1 (Academic)

Climb

Grow

Increase

Rise

Surge

Peak

Upsurge

Move upward

Go up

A climb

A growth 

An increase 

A rise 

A surge

A peak 

An upsurge

Upward

--------

Go down

Reduce

Decrease

Dip

Decline

Plunge

Plummet

Come down

Sink

Slump

Collapse

Dive

A fall

A reduction

A decrease 

A dip 

A decline

________

________

________

________

________

A collapse

________

Same level

Not change 

Stay constant

Level  out

Stand steady

Remain stable

Stay constant

Remain static 

Stabilize

Remain stable

No change

Remain constant

A leveling out

Remain the same

A period of stability

Reach a peak

Remain unchanged

Reach a plateau

Fluctuate

Go up and down

Rise and fall

Change intermittently

Vary

Change sporadically

A fluctuation

Erratic trend

A rise and fall

An intermittent change

A variation

A sporadic change

Dramatic

Sharp

Considerable

Significant

Moderate

Gradual

Slight

Dramatically

Sharply

Considerably

Significantly

Moderately

Gradually

Slightly

Meanwhile

While

When

Before

Since

Until

Whenever

As soon as

Just as

At the moment

Initially,

Firstly,

Secondly,

Thirdly,

After that,

To begin with,

Earlier,

Following that,

Afterwards,