to (the best of) sb's knowledgeB2used to say that someone thinks that something is true, but cannot be sure: To the best of my knowledge, she's never workedabroad.Knowledge and awarenessUncertaintyHesitatingAchievable
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,