supplement
A. [ˈsʌplɪmənt] -noun (generally) suplemento (m)
B. [sʌplɪˈment] -transitive verb complementar
·to supplement something with something
·complementar algo con algo
·I supplement my diet with vitamin pills
·complemento mi dieta con vitaminas
·to supplement one'noun income by writing
·aumentar sus ingresos escribiendo