Is it ensure, insure, or assure?
flocculent floc·cu·lent (flŏk'yə-lənt)
Having a fluffy or wooly appearance.
Containing numerous shreds or fluffy particles of grayish or white mucus or other material. Used of a fluid such as urine.
Of or being a fluid bacterial culture in which there are numerous colonies either floating in the fluid medium or loosely deposited at the bottom.
Having a soft waxy or wool-like covering, as of certain insects.