かすかな の訳語→ allusive distant evanescent faint faintly feeble gentle half lightly little low meager slightly small soft tender tremulous vaguely vanish wan wee wispy
細い の訳語→ fine lank long narrow scrawny slender slight slim slit wiry
弱々しい の訳語→ feckless flaccid fragile sickly thinly uncertainly weak
弱い の訳語→ light mild shaky susceptible