Synonyms and related words :
abreast, accomplished, acquainted, acquainted with, alive, apprehending, apprehensive, at concert pitch, at home in, at home with, au courant, au fait, awake, career, coached, cognizant, comprehending, conscious, conversant with, familiar with, finished, informed, informed in, initiate, initiated, intimate with, knowing, master of, no stranger to, perceptive, percipient, practiced, prepared, primed, professional, proficient in, sensible, sentient, skilled, strong in, technical, trained, up, up on, up-to-date, used to, versed, versed in, well-read in, witting,