Nicompoop

Yes, you Nicompoop, you are a pretty Fellow to pleaſe a Woman indeed.

Source: wiktionary

[S]hall I be call'd as many blockheads, numſculs, doddypoles, dunderheads, ninnyhammers, gooſecaps, joltheads, nicompoops, and ſh--t-a-beds—and other unſavory appellations, [...]

Source: wiktionary

[H]ad he dropped it [a hat] like a gooſe—like a puppy—like an aſs—or in doing it, or even after he had done, had he looked like a fool,—like a ninny—like a nicompoop—it had failed, and the effects upon the heart had been loſt.

Source: wiktionary

Because of this situation, you find the idlers, the never-do-wells, the nicompoops, the unqualified and the misfits these days getting on better in life than their hardworking colleagues.

Source: wiktionary