湧 - boil, ferment, seethe

to well (up); to gush out (of water); to spring out; to surge

welling of water; spring water; spring

upwelling

to gush forth (e.g. water from a spring); to flow (out); to stream (out); to bubble up

to happen suddenly; to occur unexpectedly; to appear out of the blue

gushing out; welling up; springing up

spring water

those who seek riches will find them; fortune comes to those who seek it

to boil up; to come to the boil; to seethe

output

to appear suddenly

to feel that something is true or actually happening; to hit one (realization, thought); to sink in