Root Words
Suffixes + Prefixes
Idioms
Grammar
Random
100

ped/pod


bipedal, tripod

foot

100

octo


octopus, octogon

eight

100

Hit the nail on the head.

to get something exactly right

100

The man have 10,000 books in his library.

The man has 10,000 books in his library.

100

Fortunately no one was injured in the accident.

Fortunately, no one was injured in the accident.

200

tract


distract, detract

pull, drag

200

bio


biography, biology

life

200

Cry over spilt milk.

To be upset about something that has already happened and can’t be changed.

200

 I have played for six years basketball. 

Subject + Auxiliary Verb + Verb + Object 

× I have played for six years basketball.  

✓ I have played basketball for six years. 

200

super-

prefix

supersonic

over

300

extra/o


extrovert, extraterrestrial

outside, beyond

300

mis-


misinformation, misjudge

wrong

300

To work late into the night.

Burn the midnight oil.

300

 I go shopping every Saturday, I buy clothes from different stores.

A comma splice happens when two independent clauses are joined together by just a comma. Instead, we should separate two independent clauses with a full stop.  

× I go shopping every Saturday, I buy clothes from different stores. 

✓ I go shopping every Saturday. I buy clothes from different stores. 

300

To catch someone while they are doing something wrong.

To catch someone red-handed.

400

graph


biography, autograph

write or draw

400

-er/-or


teacher, leader, calculator

someone or thing that does an action

400

To look for something in the wrong place or to blame the wrong person.

Barking up the wrong tree.

400

The plant died, because I didn't water it.

The plant died because I didn't water it.

400

inter-

root

international, intersection, intercept

between

500

omni


omnivorous, omnipotent

all

500

-ous


dangerous, carnivorous

full of

500

To join an activity that has become popular.

Jump on the bandwagon.

500

I go often to the park.

Subject + Adverb of Frequency + Verb + Object 

× I go often to the park. 

✓ I often go to the park. 

500

Something very common and not special.

A dime a dozen.