Standard Hebrew for ‘excellent’ is metzuyan or me’uleh (stress on the last syllable), but if you’re looking for colloquial equivalents of awesome (or the British brilliant), that’s more complicated. As in English (and, I imagine, any other language), the word you use tends to use date you, and in some cases, pigeonhole you socioeconomically, as well:
Q&A: What is the Hebrew word for “excellent”, “amazing”, or “awesome?”
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