clump
Pronunciation: /klʌmp/
noun
- 1a small group of trees or plants growing closely together: a clump of ferns
- a small, compact group of people: they sat on the wall in clumps of two and three
- a compacted mass or lump of something: clumps of earth
- Physiology an agglutinated mass of blood cells or bacteria, especially as an indicator of the presence of an antibody to them.
- 2another term for clomp

Origin:
Middle English (denoting a heap or lump): partly imitative, reinforced by Middle Low German klumpe and Middle Dutch klompe; related to club2