{To put out a little} (epanagagein oligon). Second aorist
infinitive of the double compound verb ep-an-ag(935c), found in
Xenophon and late Greek writers generally. Only twice in the N.T.
In  Mt 21:18  in the sense of leading back or returning and here
in the sense of leading a ship up upon the sea, to put out to
sea, a nautical term. {Taught} (edikasken). Imperfect active,
picturing Jesus teaching from the boat in which he was seated and
so safe from the jam of the crowd. "Christ uses Peter's boat as a
pulpit whence to throw the net of the Gospel over His hearers"
(Plummer).