dwin·dle /ˈdwɪndḷ/
  (vi.)減少,縮小,衰落(vt.)使縮小
  Dwin·dle v. i. [imp. & p. p. Dwindled p. pr. & vb. n. Dwindling ]  To diminish; to become less; to shrink; to waste or consume away; to become degenerate; to fall away.
  Weary sennights nine times nine
  Shall he dwindle, peak and pine.   --Shak.
  Religious societies, though begun with excellent intentions,
  are said to have dwindled into factious clubs.   --Swift.
  Dwin·dle, v. t.
  1. To make less; to bring low.
     Our drooping days are dwindled down to naught.   --Thomson.
  2. To break; to disperse. [R.]
  Dwin·dle, n. The process of dwindling; dwindlement; decline; degeneracy. [R.]
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  dwindle
       v : become smaller or lose substance; "Her savings dwindled
           down" [syn: dwindle away, dwindle down]