it-,non-,graph-
Im-,in-,il-,photo-
cred-,de-,dis-
aud-,audi-,anti-
ped-,pod-,counter,countra
100

The signature of a famous person.

Autograph

100

A picture made by a camera. 

photograph

100

to find or understand the true or hidden meaning of something.

Decode

100

of or relating to the sound that is heard on a recording or broadcast.

audio

100

a treatment to improve the appearance and health of the feet and toenails.

pedicure

200

A person that is not real or not present.

Nonexistent

200

a paper copy of a document or picture that is made with a special machine.

photocopy

200

to become lower in amount or less in number.

decline

200

a large room or building where people gather to hear a speech or watch a performance.

auditorium

200

a support or stand for a camera or telescope that has three legs. Dad

tripod

300

An outdated system of texting people.

telegraph

300

a tiny particle of light or electromagnetic radiation.

photon

300

a person, bank, or company that lends money to someone.

creditor

300

a short performance to show the talents of someone.

audition

300

someone or something that has the same job or purpose as another.

counterpart

400

A part or piece of writing.

Paragraph

400

not allowed to do or be something; legally disqualified.

ineligible

400

to take something away from someone or something.

deprive

400

a substance that prevents infection in a wound by killing bacteria.

antiseptic

400

act against something; to cause something to have less of an effect or no effect at all.

counteract

500

not thinking clearly.

irrational

500

not knowing how to read or write; having or showing a lack of knowledge.

illiterate

500

a quality, skill, or experience that makes a person suited to do a job. The

credential

500

a strong feeling of dislike.

antipathy

500

to say the opposite of something; to deny the truth about something;

contradict