swell
adjective/swel/
/swel/
(old-fashioned, North American English, informal)- very good, a lot of fun, etc.
- We had a swell time.
Word OriginOld English swellan (verb), of Germanic origin; related to German schwellen. Current senses of the noun date from the early 16th cent.; the informal adjectival use derives from noun sense (5) (late 18th cent.).
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swell