Fucker
来自Big Physics
early 16th century: of Germanic origin (compare Swedish dialect focka and Dutch dialect fokkelen ); possibly from an Indo-European root meaning ‘strike’, shared by Latin pugnus ‘fist’.
wiktionary
From fuck + -er(agent suffix).
etymonline
fucker (n.)
1590s, "one who copulates," agent noun from fuck (v.). By 1893 as a general term of abuse (or admiration).
DUCK F-CK-R. The man who has the care of the poultry on board a ſhip of war. ["Classical Dictionary of the Vulgar Tongue," 1796]