EnglishMain Dictionary
dwell
Universal Words
verb
(dwelt, dwelt or dwelled, dwelled) [V+adv./prep.] (formal or literary) to live somewhere:
He dwelt in a ruined cottage on the hillside. * For ten years she dwelled among the nomads of North America.
PHRASALVERBS
dwell on / upon sth
1 to think or talk a lot about sth, especially sth it would be better to forget:
So you made a mistake, but there's no need to dwell on it.
2 (written) to look at sth for a long time