ばか の訳語→ changeling dumb dummy fool horseshit klutz knucklehead pinhead prawn silly troll very
マニア の訳語→ aficionado buff enthusiast everything fanboy fandom freak mad wizard
狂人 の訳語→ crackpot eccentric
変わり者 の訳語→ eccentricity loony pervert quiz screwball
nut-house nutation nutrition nutshell nuts nuttiness nutty