Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)
Use "half-learned" in a sentence
"Mr. Kuroda said markets may have only "half-learned the lesson" of the Kobe earthquake in 1995, Japan's last major natural disaster."
"Silly cracker-barrel stuff, mostly, although he had a curious store of half-learned knowledge; Bunyan was a favourite, and he was well up on Napoleon and Caesar and assorted military history."
"This was a lesson I had half-learned in the writing of my fourth novel Pas de Chat."