Well up

Verb

Definitions

1.VerbTo gradually or steadily flow upwards or outwards so as to begin to fill or overflow something.

"Oil was welling up out of the borehole.; As soon as I heard news of his death, tears started to well up in my eyes."

2.VerbTo accumulate within one, to the point of overwhelming one.

"Emotion welled up inside me."

3.AdjectiveWell versed; well acquainted (in or on).

"How well up are you on algebra?"

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