This is the 9459th most frequent Catalan word.
infinitament
Infinitely.
The word 'infinitament' is used here as an adverb to emphasize the immeasurable gratitude felt towards the help mentioned in the sentence.
Estic infinitament agraït per la teva ajuda.
I am infinitely grateful for your help.
In this sentence, 'infinitament' is employed to indicate a very high degree of superiority when comparing the quality of materials.
La qualitat d’aquest material és infinitament superior a la resta.
The quality of this material is infinitely superior to the rest.
Here, 'infinitament' describes the benefits as immeasurably numerous or extensive, conveying an extremely positive judgment.