Root Words 1
Root Words 2
Root Words 3
Root Words 4
Root Words 5
100

scope

What is to see, look or consider?

microscope, stethoscope

100

therm

What is heat?

thermos, themostat

100

graph

What is write?

graphite, autograph, biography

100

aud

What is hear?

audio, audiologist

100

cogn

What is recognize?

recognize, incognito

200

meter

What is measure?

geometry, thermometer

200

ology

What is the study of?

biology, technology

200

astr

What is star?

astrology, astroid

200

centr

What is center?

concentric, eccentric

200

path

What is feeling or suffering?

apathy, sympathy

300

struct

What is build?

construct, instruct

300

port

What is to carry?

portable, import

300

loc

What is place?

location, local

300

log

What is word/study?

biology (study of life), mythology (study of myths)

300

ten

What is hold?

tenant, detention

400

sci

What is to know?

science, conscience 

400

act

What is to do?

interaction, active

400

scribe

What is to write?

describe, inscription

400

onym

What is name?

antonym, synonym

400

ject

What is to throw?

inject, subject

500

Root word for life.

What is bio?

biome, biography

500

Root word for light.

What is photo?

photosynthesis, photograph

500

Root word for carry.

What is port?

transport, portable

500

Root word for mem.

What is remember?

memory, memoir

500

Root word for remind or warn.

What is mon?

monument, admonish

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