the season of growth

同义词：springtime

a natural flow of ground water

同义词：fountain  /  outflow  /  outpouring  /  natural spring

a metal elastic device that returns to its shape or position when pushed or pulled or pressed

a light, self-propelled movement upwards or forwards

同义词：leap  /  leaping  /  saltation  /  bound  /  bounce

the elasticity of something that can be stretched and returns to its original length

同义词：give  /  springiness

a point at which water issues forth

move forward by leaps and bounds

同义词：jump  /  leap  /  bound

develop into a distinctive entity

同义词：form  /  take form  /  take shape

spring back; spring away from an impact

同义词：bounce  /  resile  /  take a hop  /  bound  /  rebound  /  recoil  /  reverberate  /  ricochet

develop suddenly

produce or disclose suddenly or unexpectedly