What's the difference between threader and treader?
Threader
Definition:
(n.) A device for assisting in threading a needle.
(n.) A tool or machine for forming a thread on a screw or in a nut.
Example Sentences:
(1) The pretapped implant beds seemed to have a relatively smoother surface when the drill or threader and the screws had the same axis.
Treader
Definition:
(n.) One who treads.
Example Sentences:
(1) This is a reference to the two stages of the Libor rigging - the period 2005 to 2008 when Barclays treaders were manipulating rates to make potential profits and the period 2007 to 2009 when Barclays was lowing its submissions through "low balling" to avoid negative publicity.
(2) After Son of Rambow , every script that came through was for the bully.” He was cast as Eustace, the weaselly kid in the third instalment of The Chronicles of Narnia films, The Voyage of the Dawn Treader (2010).