p 3 r 1 o 1 f 4 e 1 s 1 s 1 i 1 o 1 n 1 a 1 l 1 i 1 z 10 e 1 s 1
16 letters · 30 points in Scrabble
Meaning
verb become professional or proceed in a professional manner or in an activity for pay or as a means of livelihood
verb make professional or give a professional character to