Spring and Upsurge

Spring noun - An act of leaping into the air.

Upsurge and spring are semantically related. In some cases you can use "Upsurge" instead a noun "Spring".

Nearby Words: springy, springing, springtime, springboard, springer

Upsurge noun - A sudden or abrupt strong increase.

Spring and upsurge are semantically related. Sometimes you can use "Spring" instead a noun "Upsurge".

Nearby Word: upsurging