くだらない の訳語→ awful bad dumb flippin frivolous frothy insignificant pointless racket ridiculous silly slushy trivial vulgar weedy
たわごと の訳語→ b.s. ball bullshit crap flam flimflam junk ludicrous nuttiness twaddle
ばかな の訳語→ asinine dill fucked impossible witless
ばかばかしい の訳語→ damned humbug idiotic nuts rubbish shit stupid