This category has "ize"
Plurals that don't end in S
3rd graders know this stuff
Science
200

You do this to tell someone you're sorry for what you did

What is Apologize?

200

In anatomy, these are the plural of vertebra, referring to the individual bones making up the spinal column.

What are vertebrae?

200

This is the number of legs on an insect.

What is 6?

200
Diabetes was a death sentence until Frederick Banting discovered how to extract and use this hormone to treat the disease

What is insulin?

400

To punish a sports player for an infraction 

What is penalize?
400

These are the plural form of criterion, often used when judging whether something meets a standard.

What are criteria?

400

Zeros divided by 6 yields this quotient

what is zero?

400
To provide immunity from smallpox, in 1796 British physician Edward Jenner used cowpox to make the first of these, which is why the word comes from the latin from cow.

What is vaccine?

600

To sprinkle the forehead with water to signify entry into the Christian faith

What is Baptize?

600

A mathematician might discuss several of these when referring to the values that satisfy a mathematical equation. Singular: datum. (Wager question)

What are data?

600

Out of I'm, they've, you're or won't the contraction that lost the most letters

What is Won't?

600

This property of elements like uranium and thorium, was discovered in part by Marie Curie who actually coined the word for it.

What is radioactivity?

800

To kill microorganisms in preparation for surgery

What is Sterilize?

800

A classical scholar might encounter several of these in ancient Greek or Latin texts. They are the plural of alumnus.

What are alumni? 

800

The size of this body part changes depending on the light

What is pupil?

800

In 2020 for the first time ever the Nobel Prize in chemistry was won by two women, Jennifer Doudna and Emmanuelle Charpentier, for their work on the new gene editing tool known by this acronym

What is CRISPR?

1000

To sing in pleasant addition to the main singer

What is Harmonize? 

1000

The plural of “ox” is an especially unusual English plural, referring to multiple bovine animals.

What are oxen?

1000

The predicate of a sentence tells what this part is or does

What is a subject?

1000

In 1996, a team at Roslin Institute in Scotland used a technique known as somatic cell nuclear transfer to produce the first clone of an adult mammal, a thin Dorset sheep named this

Who's Dolly