Claude Nougaro grew up in Toulouse with a father who sang opera and a head full of Rimbaud, and you can hear both of those things fighting it out in everything he made. He wrote lyrics first, dense and playful, full of wordplay that French listeners still quote back at each other. But the thing that separates him from a hundred other French singer-songwriters of his generation is that he actually understood jazz as a musician's language, not just a mood to borrow.

His breakout song, Armstrong (1962), is a good entry point if you want to understand what he was doing. It is a tribute to Louis Armstrong built on a loping, bluesy groove, and Nougaro sings it half in French, half in scat, treating his own voice like a horn. That became his trick for the rest of his career — he would take a jazz feel, a Brazilian rhythm, a soul groove, and write French words that moved exactly the way the music moved underneath them, syllables landing on the beat like a drummer hitting the snare.

The record people point to when they want to show off his range is Nougayork (1987), made with New York session players deep into funk and fusion. It sounds nothing like the romantic chanson singers he came up alongside — it's tighter, funkier, almost aggressive in its groove, and his voice rides on top of it like he'd been singing over slap bass his whole life. Some of his old fans thought he'd gone too far from Paris. He hadn't; he'd just gone looking for the same swing in a different accent.

What I'd tell a friend before pressing play is this: don't expect a jazz singer in the Ella or Sarah Vaughan sense. Nougaro is a storyteller who uses jazz as his grammar. His phrasing is conversational, almost spoken, until suddenly he's scatting a whole verse or riding a horn line like he wrote it himself. He never had to prove he belonged in that world — the musicians who played with him already knew.

He's not widely known outside France, and that's partly a language problem — the wordplay doesn't translate cleanly, and without it you lose half of what he's doing. But if you've got even rough French, or just want to hear a singer treat jazz rhythm as seriously as any horn player, Nougaro rewards the effort. He was never trying to be a jazz musician who happened to sing in French. He was trying to be Claude Nougaro, and that turned out to be its own genre.