›If something or someone obsesses you, or if you obsess about something or someone, you think about it or them all the time: The wholerelationship obsessed me for years.She used to obsess about her weight.
Highly delighted, bitterly disappointed, ridiculously cheap: adverbs for emphasis.
by Liz Walter,
October 22, 2014
We often make adjectives stronger by putting an adverb in front of them. The most common ones are very and, for a stronger meaning, extremely: He was very pleased. The ship is extremely large. However, we don’t use very or extremely for adjectives that already have a strong meaning, for example fantastic,