0 past simple and past participle of well
1 (of liquid) to appear on the surface of something or come slowly out from somewhere:
The text relates that the reply so moved the officer that his eyes welled with tears.
Most strikingly, that concern welled up during the 1970s in connection with whooping cough vaccine.
However, underneath there is a deep fount of patriotism which has welled up and which longs to be satisfied.
I am speaking now of the volume of criticism and the sincere public feeling that has welled up.
The crisis which has welled up has made us all think hard, and it has taught us a good many things.
A feeling of injustice welled up and it was regarded as a great failure.
They were spasmodic, they were spontaneous, they welled up from beneath.
The crisis has welled up in the past 12 months.
