Completáis
Completáis is the second-person plural present indicative form of the Spanish verb completar, which means to complete or to finish. This form is used with the subject pronoun vosotros, the informal you plural that is standard in Spain and in some other regions that maintain the vosotros paradigm. In many other Spanish-speaking countries, you would use ustedes instead of vosotros, and the corresponding present indicative would be completan.
As a regular -ar verb form, completáis follows the standard endings for vosostros in the present tense:
Regional note: while completáis is common in Spain, in many Latin American dialects the corresponding form