- 1[intransitive] well (up) (of a liquid) to rise to the surface of something and start to flow Tears were welling up in her eyes.
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- 2[intransitive] well (up) (literary) (of an emotion) to become stronger Hate welled up inside him as he thought of the two of them together.
well
verbNAmE//wɛl//
Verb Forms present simple I / you / we / they well he / she / it wells
past simple welled
-ing form welling
Check pronunciation: well