SpellingOptions.SpanishModes (Excel)

Returns or sets the mode for checking the spelling of Spanish. Possible return values are xlSpanishTuteoAndVoseo - Tuteo and Voseo verb forms, xlSpanishTuteoOnly - Tuteo verb forms only, xlSpanishVoseoOnly - Voseo verb forms only.

Application.SpellingOptions.SpanishModes = xlSpanishTuteoAndVoseo