floc 
(flŏk)
(flŏk)n.
A flocculent mass formed in a fluid through precipitation or aggregation of suspended particles.
[Short for FLOCCULUS.]
- contrastingly
- contrastive
- contrastively
- contrastiveness
- contrast medium
- contrasty
- contravene
- contravener
- contravention
- contredance
- contredanse
- contretemps
- contribute
- contribution
- contributive
- contributively
- contributor
- contributory
- contrite
- contritely
- contriteness
- contrition
- contrivance
- contrive
- contrived