Words That End In Oid


Are you looking for a list of words that end in oid? If so, you’ve come to the right place! In this article, we will provide you with a comprehensive list of words that end in oid, along with their meanings and examples of how to use them in a sentence. So, without further ado, let’s dive into the world of words that end in oid!

What Does the Suffix “oid” Mean?

Before we get started, it’s important to understand what the suffix “oid” means. The suffix “oid” is used to form adjectives, which describe something that resembles or is similar to something else. For example, the word “spheroid” means something that resembles a sphere.

1. Asteroid

An asteroid is a small rocky object that orbits the sun. There are millions of asteroids in our solar system, and some of them can be seen with the naked eye.

2. Celluloid

Celluloid is a type of plastic that was once used to make things like film and photographic negatives. It’s now mostly used for making toys and other consumer goods.

3. Dendroid

Dendroid means resembling a tree or having the characteristics of a tree. It’s often used to describe the branching patterns of certain organisms, such as fungi.

4. Factoid

A factoid is a fact that is not necessarily true but is often repeated as if it were. For example, the myth that humans only use 10% of their brain is a factoid.

5. Hemorrhoid

A hemorrhoid is a swollen vein in the rectum or anus. They can be painful and uncomfortable, but they are usually not serious.

6. Humanoid

A humanoid is a creature that resembles a human being. This can include robots or aliens in science fiction stories.

7. Lymphoid

Lymphoid means resembling or pertaining to lymph, which is a fluid that circulates in the lymphatic system. Lymphoid tissue is found in many parts of the body, including the tonsils and spleen.

8. Metroid

Metroid is a video game franchise that features a character named Samus Aran, who battles space creatures on different planets.

9. Opioid

An opioid is a type of pain medication that is derived from opium. They can be highly addictive and are often abused.

10. Polaroid

Polaroid is a brand of instant film cameras that were popular in the 1970s and 1980s. They have recently made a comeback in the form of new instant cameras.

11. Rheumatoid

Rheumatoid arthritis is a chronic autoimmune disease that affects the joints. It can be painful and debilitating, but there are treatments available to manage the symptoms.

12. Spheroid

A spheroid is a three-dimensional shape that is similar to a sphere, but not perfectly round. Examples of spheroids include rugby balls and watermelons.

13. Steroid

A steroid is a type of organic molecule that is used in many biological processes. They are also used as medications to treat conditions such as inflammation and hormonal imbalances.

14. Thyroid

The thyroid is a gland in the neck that produces hormones that regulate metabolism. Problems with the thyroid can lead to conditions such as hypothyroidism and hyperthyroidism.

15. Trichoid

Trichoid means resembling hair or having the characteristics of hair. It’s often used to describe the appearance of certain structures, such as the antennae of insects.


In conclusion, there are many words that end in oid, and they all have unique meanings and uses. Whether you’re a writer looking to expand your vocabulary or simply curious about the English language, we hope this article has provided you with some useful information. So, the next time you come across a word that ends in oid, you’ll know exactly what it means!