ABSTRACT
I do not recommend either. It is safer to conceal your real feelings. Try this twostage approach.
Alternatives to good, searching and key include:
Acute, advanced, astute, basic, bright, brilliant, cardinal, central, challenging, creative, critical, crucial, dazzling, deep, discerning, enlightened, essential, excellent, far-sighted, fine, first-rate, formative, forward-looking, frontier, fundamental, illuminating, important, insightful, inspirational, inspiring, instructive, intelligent, intriguing, keen, knowing, original, penetrating, perceptive, pivotal, profound, seminal, sharp, shrewd, significant, smart, stunning, super, superb, thoughtful, trail-blazing, visionary, vital, well-informed, wise, wonderful … and with some acute and … wonderful creativity (or with a dictionary of synonyms) you will be able to add more in English, or (with your own knowledge or other dictionaries) in other languages. Or you can simply say: ‘That is, of course, the question’.
