1 observar, olhar, atentar, escrutar, reparar, notar, contemplar.

2 espiar, espionar, espreitar, cocar.

3 verificar, fiscalizar, supervisionar, inspecionar, monitorar, controlar, superintender.

4 guardar, atalaiar, proteger, resguardar, rondar, patrulhar, policiar.

5 cuidar, zelar, velar, atender, vigilar.

6 Prevenir-se, precaver-se, acautelar-se, proteger-se, precatar-se, resguardar-se, preparar-se, segurar-se.