Noun:
katswiri, waluso.
Adjective:
waluso, imayenera, katswiri, mwaluso, aluso, imathandiza, ochenjera, anaphunzira, Kudziwitsidwa, wodziwa, yogwira, ntchito, wamphamvu, amphamvu, kuthekera.
For a man who wants to deal, you ain't very PROFICIENT at it.
I'm PROFICIENT in the rumba, waltz and cha-cha.