A or B

In Regard or In Regards

The phrase 'in regard to' is commonly used to introduce a topic or issue, highlighting a specific context or subject. In regards to is the incorrect usage of in regard to.
A or B

Colonization vs. Imperialism

Colonization is the process by which a foreign power establishes settlements in a distant territory. Imperialism refers to a broader system of domination and influence.
A or B

Flies or Flys

Flies is the correct plural form of fly, while flys is not a standard English word.
A or B

Roll Call or Role Call

Roll call refers to the process of calling out a list of names to determine who is present or absent. Role call is not a standard English phrase.
A or B

Your Welcome vs. You're Welcome

You're welcome is the correct phrase to use when responding to someone's gratitude or thanks. Your welcome is the incorrect usage.
A or B

Aid vs. Aide

Aid refers to assistance, support, or help provided to someone in need, and aide refers to a person who serves as an assistant.
A or B

Metaphor vs. Analogy

Metaphor is a figure of speech that equates two dissimilar things, while analogy explains a concept, likening it to a more familiar one.
A or B

Travelling or Traveling

Traveling and travelling is the present participle of travel, but their differences lie in regional use.
A or B

Gage vs Gauge

A gauge is a measuring instrument, while gage is a less common spelling of "gauge" and can also refer to a pledge.