Claire Whitmore 
Goodbye or Good Bye is a common spelling question because the expression sounds like two ordinary words. English has many expressions that began as separate words and later developed into a single word, and this expression followed that path. Today, goodbye is the standard spelling in modern English. If you are writing a message, ending … Read more
Disloyal or Unloyal is a common word choice question because English uses several prefixes to create negative adjectives. Since loyal means faithful and supportive, it may seem logical to form the opposite by adding un and writing unloyal. However, standard modern English strongly favors disloyal for the opposite of loyal. The difference matters most in … Read more
Timeslot or Time Slot is a common spelling question because English frequently combines words into compound nouns. You may see a website asking you to “choose a time slot,” while another source might use “choose a timeslot.” Both forms are understandable, but they don’t have exactly the same status in standard usage. The expression refers … Read more
To or Too or Two can cause a surprisingly large number of mistakes because all three words usually sound the same in everyday speech. When you hear them in a sentence you cannot rely on pronunciation to tell them apart. You have to look at meaning and grammar. The good news is that each word … Read more
Stationary vs stationery is one of the most common spelling and word usage problems in English. The two words sound exactly alike in standard pronunciation but they have completely different meanings and grammatical roles. The quick answer is simple. Stationary means staying still or not moving. Stationery means writing materials such as paper envelopes pens … Read more
Principal vs Principle is one of the most commonly confused word pairs in English. Since both words have similar spellings and identical pronunciation, it’s easy to mix them up while writing. Students, professionals, and even experienced writers occasionally pause to decide which spelling is correct. The difference becomes simple once you understand what each word … Read more
Loose vs Lose is a confusing word pair that trips up students, professionals, and even native English speakers. Since the words differ by only one letter, many people accidentally use one in place of the other. That small spelling difference completely changes the meaning of a sentence. The good news is that learning the difference … Read more
Their vs There vs They’re confuses millions of English learners and even native speakers because the words sound identical but serve completely different purposes. If you’ve ever stopped while writing to decide which spelling is correct, you’re certainly not alone. The good news is that the difference is easy to remember once you understand what … Read more
Than vs Then is one of the most frequently confused word pairs in English. Even experienced writers sometimes pause to decide which one belongs in a sentence because the words differ by only one letter and have similar pronunciations. Despite their appearance, they have different meanings and completely different grammatical functions. The easiest way to … Read more
Adapter vs Adaptor is a common spelling question because both words refer to the same basic idea and are accepted by major dictionaries. If you’ve seen power adapter, USB adapter, and lens adaptor, you may wonder if one spelling is wrong. The answer is simpler than many people expect. In most modern English, adapter is … Read more