
1) Butter up 2) Cajole 3) Flattery 4) Soap brand 5) Use flattery
Found on
https://www.crosswordclues.com/clue/softsoap

Softsoap is the trade name of Colgate-Palmolive`s liquid hand soap and body wash. William Sheppard of New York was granted patent number 49,561 for his `Improved Liquid Soap` on August 22, 1865, for his discovery that a small amount of conventional soap could be mixed with large amounts of spirits of ammonia (or hartshorn, as it was known at th......
Found on
http://en.wikipedia.org/wiki/Softsoap
No exact match found.