"Swell" is mid-twentieth-century American slang for "excellent" or "fine" — carrying overtones of mid-century optimism, propriety, and middle-class respectability ("He’s a swell guy"). The slang reveals a cultural assumption Boomers inherited (and partly rejected): that the right adjective could cover over much that was actually wrong. The era’s decorum-vocabulary had a way of papering over private sin and societal injustice alike. Scripture is willing to call good good and evil evil, without softening words: "Woe unto them that call evil good, and good evil; that put darkness for light, and light for darkness" (Isaiah 5:20). Christian speech must be both kind and precise. Saying "swell" is fine; using "swell" to hide what should be exposed is not.
Pre-Boomer / Boomer-era American slang for "excellent, great, fine."
SWELL, adj. (American slang, 19th c.–mid 20th c.) Excellent, fashionable, well-dressed, or simply fine. "That's swell." "A swell party." "A swell fellow." Faded from active slang by the late 1960s but remains instantly recognizable as a marker of mid-century American optimism. The word carries the same flavor as the era's advertising: cheerful, respectable, slightly sanitized.
Isaiah 5:20 — "Woe unto them that call evil good, and good evil; that put darkness for light, and light for darkness; that put bitter for sweet, and sweet for bitter!"
Jeremiah 6:14 — "They have healed also the hurt of the daughter of my people slightly, saying, Peace, peace; when there is no peace."
Philippians 4:8 — "Finally, brethren, whatsoever things are true, whatsoever things are honest, whatsoever things are just, whatsoever things are pure, whatsoever things are lovely, whatsoever things are of good report; if there be any virtue, and if there be any praise, think on these things."
Mid-century sunny-adjectives habit at its kindest a coverage, at its worst a refusal to name what is wrong.
"Swell" was the verbal equivalent of the mid-century smiling magazine ad: everything was fine, everything was excellent, the cake mix worked, the wife was happy, the children were obedient, the suburbs were safe. The word was real, the optimism was real, but the cultural function was sometimes a smoothing-over — a way of saying everything was fine because nobody had words for the alternative. The Boomer generation grew up inside that vocabulary and rejected most of it on the way to adulthood, often correctly.
Jeremiah 6:14 is the prophet's verdict on this exact instinct: healing the hurt of the people slightly, saying peace, peace when there is no peace. Isaiah 5:20 pronounces woe on those who call evil good. Scripture is willing to call things by their right names. The Christian replacement for swell is not cynicism but Philippians 4:8: the deliberate naming of what is actually true, honest, just, pure, lovely. Swell glossed; Philippians sees.
19th-c. American slang for well-dressed → mid-20th-c. mainstream "excellent."
['English', '—', 'swell', '19th-c. American slang: well-dressed, fashionable']
['Hebrew', 'H7965', 'shalom', 'peace, well-being (Jer 6:14)']
['Greek', 'G2570', 'kalos', 'good, beautiful, noble (Phil 4:8)']
"Call things by their right names; refuse peace, peace when there is no peace."
"The cure for mid-century gloss is not cynicism but Phil 4:8."
"Truth before pleasantness, and then pleasantness in its place."