I've been abroad three years and my accent has betrayed me in both directions

Here, they ask me to repeat myself. At home on the phone, my sister asks why I'm talking like that. I'm not talking like anything! I'm just tired! I said wa-ter once in 2023 and my family has a WhatsApp sticker of it. Last week I said abeg in a meeting and nobody understood but one man at the back smiled. We're friends now.