あれ の訳語→ fact guy he her stuff what’s-its
つまらない の訳語→ bad bleak boring disappoint disgusting fool foolish fucking futile goddam horrible inadequate intolerable menial pedantic peewee prosaic rubbishy tedious unexciting uninteresting unreadable wearisome wretched
ゼロ の訳語→ aught diddley naught no none nothing nought scratch zero zippity-do
重要でない の訳語→ irrelevant petit standard
役立たず の訳語→ blob disservice git idler loon queeble rotter useless wanting wastrel