Generate the answer for a given question. The question requires common knowledge of English. Make sure that the answer is in detail, long, consistent with the context, and requires general knowledge of English. To be less repetitive, please vary your language for each question. Give a proper explanation to answer, and if necessary, provide the definition of various terms. And conclude your answer if it's long. If you have used other resources (e.g., Merriam Webster's.) to answer the question, include citations in your answer. You don't need to paraphrase the context of your resources, but make sure that your answer is consistent and complete.

Let's imagine a hypothetical business: Mistake Corp. Mistake Corp makes a lot of mistakes, and as it turns out, the reason they make these mistakes is typically the same. 90% of the time Mistake Corp makes a mistake, it's because of misinformation. I suppose misinformation is the opposite of a linchpin for Mistake Corp. I'd like to be able to use the word like so: 'Misinformation is the [anti-linchpin] of Mistake Corp' What non-ambiguous word, other than 'anti-linchpin', can I use to describe something that is a frequent cause for mistakes to those who aren't as English-savvy?.
I'd say that misinformation is the pitfall for Mistake Corp. A hidden or unsuspected danger or difficulty: 'There are obvious pitfalls of such behavior, if it ever developed into a habit.' They indeed seem to fall in time and again; check the box for unsuspected...

I'm writing an essay for college admissions, and this snippet is highlighted by my auto-correct as incorrect: There are many obstacles I face while working on a project, most of which take a lot of time and energy to fix or work around. I can't see anything wrong with using work around in this context, but I'd like to know how to correctly use this phrase.
Work around is a phrasal verb. Work-around is a noun (often written workaround, without the hyphen). Your example uses the verb, so it is correct as written. Ignore the auto-correct suggestion in this case.

What word means to make something obsolete? For example, the automobile made the horse and buggy obsolete. How would the word obsolete be applied as a verb? obsoleted The automobile obsoleted the horse and buggy. bleech. made obsolete The automobile made obsolete the horse and buggy. Not bad, but there's room for improvement. EDIT: I'm looking for a verb that has an edge; that captures the upheaval and aggressiveness involved in displacing a product or industry. Killed is a bit strong. killed The automobile killed the horse and buggy. A bit overstated. ran out of business The automobile ran the horse and buggy out of business marginally better, but still not good. disrupted the automobile disrupted the horse and buggy Better applied to an industry, like so the automobile disrupted the transportation industry in the early 20th century; particularly the horse and buggy. Wordy. smashed The automobile smashed the horse and buggy. More along the lines of what I seek, but a bit improper. XXX The automobile XXX the horse and buggy. What verb fits best here?.

Interestingly, you automatically used a word in your question that you didn't even comment onperhaps without realizing what you'd done: displace: 1 a : to remove from the usual or proper place specifically : to expel or force to flee from home or homeland // displaced persons 1 b : to remove from an office, status, or job 1 c obsolete : to drive out : BANISH 2 a : to move physically out of position // a floating object displaces water 2 b : to take the place of (as in a chemical reaction) : SUPPLANT So, in your example sentence: The automobile displaced the horse and buggy.