Buen Viaje 3 - 5.12 El sufijo –ísimo(a) pág. 235 Determine how well you know your rules for adjective endings in Spanish - use the superlative -ísimo with all the adjectives. Give it a go! Tools Activity created by: Sra. Soares This activity was created by a Quia Web subscriber. To learn how to make your own, just like this, click here.