Short-lived

Momentary

Transient

Temporary

Fleeting

Impermanent

Passing

Evanescent

1 Synonym: Short-lived

The excitement over the new product was short-lived when customers discovered its flaws after just a few uses.

Despite its short-lived success, the restaurant couldn't maintain its popularity and closed its doors after only a year in business.

The team's lead was short-lived as their opponents scored a last-minute goal, resulting in a tie game.

The peace in the region was short-lived as tensions flared up again between the neighboring countries.

2 Synonym: Momentary

The sun’s warmth provided only a momentary relief from the chilly breeze sweeping through the park.

Despite the chaos around her, she found a momentary sense of peace while watching the sunrise over the horizon.

The momentary silence in the room was broken by the sudden burst of laughter, lightening the mood instantly.

The feeling of unease was only momentary, quickly replaced by a sense of calm as she took a deep breath.

3 Synonym: Transient

The transient nature of childhood memories often makes them seem more precious in retrospect.

Despite their transient encounter, the brief conversation left a lasting impression on both of them.

The transient beauty of the sunset filled her heart with awe and appreciation for the natural world.

The scientist studied the transient effects of the medication, noting how the initial relief wore off after a few hours.

4 Synonym: Temporary

Due to renovations, the library was moved to a temporary location for three months.

The government will provide temporary accommodation for up to three thousand people.

Being defeated is often a temporary condition. Giving up is what makes it permanent.

You may temporarily find a safe distance to travel undetected, but eventually you will be found and dealt with.