Comichando literally means "itching" or "tickling". While it's a common word for a physical sensation, its use in this romantic context makes it particularly interesting and memorable.
In the song, the singer says, "Minhas mãos tão comichando pra ligar" (My hands are itching to call). This isn't a literal itch, but a strong, almost uncontrollable urge or desire to reach out to his loved one. It vividly conveys his longing and impatience, making it a unique and enticing word choice.
Cristiano Araújo spends “Cê Que Sabe” stuck on the couch at midnight, phone in hand, working up the nerve to call. He tells it straight: “Minhas mãos tão comichando pra ligar” [My hands are itching to call] and “Final 1504 pra falar” [Extension 1504, to talk]. That last detail, an actual phone extension, is what turns a generic heartbreak song into something that feels like a real night and a real number he's staring at.
He never begs. The hook just states the deal plainly: “Se a gente fica junto ou dá um tempo” [Whether we stay together or take a break], “Mesmo assim eu te espero, eu te espero” [Either way, I'll wait for you, I'll wait for you]. It reads less like “please come back” and more like “I already know how this ends, so take your time.” That stubborn, slightly resigned patience is what makes the chorus stick.