Intra Inter Intro Circum

to get around; to bypass

• circumnavigate

• circumvent

• circuit

• circumference

to bring into a group; to meet or present something

• interactive

• introduce

• interject

• interrupt

existing or occurring within your own mind

• intrapersonal

• intracellular

• introspect

• intramural

condition surrounding something; a situation

• circumstance

• circuit

• circulation

• circumnavigate

located inside a cell

• intamural

• introvert

• intragalactic

• intracellular

circum means 

• against

• around

• two

• together

inter means 

• in between

• beyond

• between

• chihuahua

intra means 

• within

• into

• next to

• Mr. Fischer

around

• circum

• non

• dis

• equi

Which prefix means 'within'?

• Inter

• Intra

• Intro

• Circum