CREATE TABLE table_26614365_1 (old_galician__13th_15th_c_ VARCHAR, portuguese VARCHAR)

What is the Old Galician for cantaste in Portuguese?
SELECT old_galician__13th_15th_c_ FROM table_26614365_1 WHERE portuguese = "cantaste"
SELECT "old_galician__13th_15th_c_" FROM "table_26614365_1" WHERE "cantaste" = "portuguese"