皮肤上的硬块；疮疖lump; swelling

• 碰了个疙瘩

  have a bump from hitting something

• 脸上起了个疙瘩

  have a pimple on the face

块状物；结lump; knot

• 土疙瘩

  lump of earth

• 冰疙瘩

  lump of ice

• 面疙瘩

  dough balls

• 在线头上打个疙瘩

  tie a knot in the end of a piece of thread

• 线结成疙瘩了。

  The thread has got tangled.

想不通的问题unease

• 心里有疙瘩

  be bothered by something

• 心里留下个疙瘩

  left with a feeling of unease

• 心上的疙瘩全都去掉了

  get rid of all of one's hang-ups

<方>lump

• 一疙瘩石头

  a lump of rock

麻烦<方>troublesome