Greek Roots & Prefixes
This root means 'star' and is used in words like 'astronomy' and 'astronaut.
What is -astr?
The word 'nonverbal' uses this prefix, which means 'not.'
What is non-?
In 'disagree' and 'disconnect,' this prefix means 'apart' or 'not.'
What is dis-?
This root relates to feet and is found in 'pedestrian' and 'pedicure.'
What is -ped?
The word 'telegraph' uses this root, which means 'to write' or 'to record.
What is -graph?
The prefix in 'irregular' or 'irresponsible' makes the word mean 'not.' What is the prefix?"
What is ir-?
In 'antibiotic' or 'antiseptic,' this prefix fights against something. What is the prefix?
What is anti-?
The word 'podiatrist' uses this root, which refers to feet, but mainly in animals.
What is -pod?
The word 'photography' combines 'photo-' and '-graph.' What does 'photo-' mean?
What is light?
If something is 'illegal,' this prefix tells you it’s unlawful.
What is il-?
In 'deflate' or 'decrease,' this prefix means 'down' or 'away.'
What is de-?
The word 'tripod' means an object with three of these.
What are feet or legs?
In 'credible' or 'credibility,' this root suggests something is believable.
What is -cred?
The prefix in 'impossible' or 'impatient' tells you something can't be done. What is it?
What is im-?
The prefix in 'counterbalance' suggests opposition or balancing in the opposite direction.
What is counter-?
This word, starting with 'ped-,' refers to someone who walks on foot.
What is pedestrian?
This word describes something related to sound and comes from the root '-aud,' as in 'auditory.'
What is hearing or sound?
The word 'inactive' uses this prefix to show something isn’t happening. What does 'in-' mean?
What is not?
This prefix, found in 'contradict' and 'contraband,' means 'against.'
What is contra-?
This word means a machine for recording sound and comes from 'graph' and 'audio.'
What is audiograph?