This is the 12066th most frequent French word.
tres
"Très" means "very" in English.
Here, 'très' is used as an adverb to intensify the adjective 'délicieux'.
Le gâteau est très délicieux.
The cake is very delicious.
In this instance, 'très' emphasizes the state of being 'heureuse' (happy).
Elle est très heureuse aujourd’hui.
She is very happy today.
Here, 'très' enhances the description of the temperature as being 'chaud' (hot).