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本当, ほんとう, ほんと
1. truth, reality, actuality, fact
2. proper, right, correct, official
3. genuine, authentic, real, natural, veritable
tbd
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ずいぶん, 随分, ずい分, 隨分
1. very, extremely, surprisingly, fairly, quite, considerably, awfully, terribly
2. terrible, horrid, contemptible, reprehensible
3. remarkable, extraordinary
非常,极其,出乎意料地,相当;可怕的,可憎的,卑鄙的,应受谴责的;非凡的