This is the 9789th most frequent Portuguese word.
delicioso
Delicious.
Here, 'delicioso' is used as an adjective to describe the taste of the cake.
Este bolo está delicioso!
This cake is delicious!
In this context, 'delicioso' conveys a sense of pleasantness of the day rather than a taste.
Foi um dia delicioso na praia.
It was a delightful day at the beach.
'Delicioso' is applied to describe the pleasing scent of the perfume.