Collocations are adjectives and adverbs used to give more information about something. Certain adverbs go with certain adjectives.
terribly exciting e.g. The football match was terribly exciting.
really exciting e.g. Travelling across Asia is really exciting.
extremely amusing e.g. Did you see that series? It's extremely amusing.
incredibly good e.g. The food they serve is incredibly good.
rather dull e.g. My history lesson is rather dull.
totally relaxing e.g. I had a totally relaxing weekend.
really interesting e.g. I find art galleries really interesting.
most informative e.g. The brochure they have about the city is most informative.
absolutely awful e.g. The weather yesterday was absolutely awful.