Punctuation & Syntax
Phrase Types
Commonly Confused Words
Logical Fallacies
Arguments & Dictionary Entries
100

This voice is used when the subject of the sentence performs the action.

Active

100

A phrase beginning with an "-ing" or "-ed" word that acts as an adjective.

Participial phrase

100

Use this word when referring to a specific number of countable items (fewer/less)

fewer

100

Attacking a person’s character rather than his/her argument.

Ad hominem

100

The main argument or thesis statement of an essay.

Claim

200

This punctuation mark is used specifically to indicate a range of numbers or dates.

En dash

200

This phrase type acts as a single noun within a sentence.

Noun phrase

200

Use this word when you misplace an item. (lose/loose)

Lose
200

Assuming that because Event A happened before Event B, A must have caused B.

False cause

200

This section of a dictionary entry explains the history and origin of a word.

Etymology

300

This error occurs when a list of items does not follow the same grammatical pattern.

Faulty parallelism

300

A phrase like "His heart racing," which modifies an entire sentence.

Absolute phrase

300

Use this word when you are making a comparison between two things. (than/then)

than

300

An argument that claims a small first step will lead to a chain of disasters.

Slippery slope

300

The part of an argument that addresses and disproves a counterclaim.

Rebuttal

400

This punctuation mark is used for emphasis or a sudden break.

Em dash

400

This type of phrase modifies a verb, adjective, or adverb.

Adverbial phrase

400

This word is most often used as a noun to indicate the result of an action. (affect/effect)

Effect
400

Misrepresenting an opponent's argument to make it easier to attack.

Straw man

400

The part of a dictionary entry that tells you if a word is a v., n., or adj.

Part of speech

500

Three dots used to show that words have been omitted from a quote.

Ellipsis

500

In the sentence "The chef must have been cooking all morning," everything but the subject and the time of day makes up this type of phrase.

Verb phrase

500

This word is used to indicate possession by multiple people. (there/their/they're)

Their

500

An argument where the "proof" is just a restatement of the conclusion.

Circular reasoning

500

Acknowledging the opposing side's viewpoint in an argument.

Counterclaim