Jeff,a very long time ago in the Land of Lincoln,
I did a short term on river barges. A crabby old deckhand taught me how to remember what Port and Starboard meant. It must be a good way 'cause I still remember it decades later.
Just associate the size of the words.... smallest to smallest, largest to largest.
Left = 4 letters Port = 4 letters
Right = 5 letters Starboard =9 letters
Of course, this assumes all you guys know how to count.