General Brazilian
se afastar vagueando; se perder; sair vagando
commonly used in both formal and informal contexts
Rio de Janeiro
se afastar; se perder
more colloquial usage
São Paulo
se afastar vagueando; desviar
standard usage, also applies to conversation deviation
Portugal
afastar-se vagueando; perder-se; desviar-se
formal and informal usage, common in European Portuguese