to well (up);  to gush forth (of water);  to appear (esp. suddenly) (sweat, tears, etc.);  to feel emotions from (joy, bravery, etc.);  to hatch (esp. of parasitic insects, etc.)
 to boil up;  to come to the boil;  to arise;  to break out;  to get excited;  to be in uproar
 to feel that something is true or actually happening;  to hit one (realization, thought);  to sink in
 to well up;  to burst;  to arise
 to happen suddenly;  to take place unexpectedly
 to grow fond of;  to grow attached to;  to become enamoured with
 to tingle with excitement;  to be full of excitement;  to be thrilled
 to breed (e.g. maggots);  to let breed
 welling (up);  gushing forth (of water);  appearing (esp. suddenly);  frothing of water (due to an advancing school of fish)
 those who seek riches will find them;  fortune comes to those who seek it
 widowers are untidy;  a man alone soon goes to seed;  a man goes to pieces without a woman to look after him