The CIA-trained SAVAK was arguably the most thuggish secret police in history, with almost limitless powers.
Alexander Litvinenko had angered the Kremlin with repeated claims that Putin was running a thuggish and brutal regime.
I know a lot of black men who are poetic and philosophical get around the thuggish guys and feel inferior.
1810, "member of a gang of murderers and robbers in India who strangled their victims," from Marathi thag, thak "cheat, swindler," Hindi thag, perhaps from Sanskrit sthaga-s "cunning, fraudulent," possibly from sthagayati "(he) covers, conceals," from PIE root *(s)teg- "cover" (see stegosaurus). Transferred sense of "ruffian, cutthroat" first recorded 1839. The more correct Indian name is phanseegur, and the activity was described in English as far back as c.1665. Rigorously prosecuted by the British from 1831, they were driven from existence, but the process extended over the rest of the 19c.