Crossword clues for Be swimming 4 letters:SWIMIn the ___: with itSWIMPool activitySWIMDo it with the tideSWIMDo one leg of a triathlonSWIMDip in the poolSWIMShow off a butterfly, perhapsSWIMSink oppositeSWIMDip in a poolSWIMDo a triathlon legSWIMGo for a dipSWIMSeem to whirlSWIMGo up the creek without a paddle?SWIMEnjoy a dipSWIMPart of an exercise regimenSWIMDo lapsSWIMDo laps, perhaps...or a suitSWIMSink's alternativeSWIMDo the crawlSWIMWork out in a laneSWIMPerform in an aquacadeSWIMMake like Michael PhelpsSWIMEnjoy the poolSWIMPart of an exercise regimen, maybeSWIMSink's oppositeSWIMDipSWIMWith 71-Across, extracurricular group concerned with the starts of the answers to starred cluesSWIMPaddle in the poolSWIMTriathlon legSWIMTake a dipSWIMDizzy sensationSWIMDo the first third of a triathlonSWIMUse the poolSWIMDo laps in the poolSWIMDo the butterflySWIMCrawl, saySWIMHave a stroke?SWIMDip, maybeSWIMSink alternativeSWIMFish do itSWIMStart a triathlonSWIMDo some laps at the YSWIMCome crawling back?SWIMWork-out in the poolSWIMIn the ___ (actively engaged)SWIMDo the crawl, saySWIMDog-paddleSWIMGo through channels?SWIMDon't sink?SWIMWorkout in a lakeSWIMExercise activity