Artist, artifact, are a few modern words. However, this root means art.
What is ars?
Pathos, some modern words are sympathy and apathy.
What is suffering, feeling?
Some modern words are cognizant, recognize, however this root means know.
What is cognito?
Positum, some modern words are position or opposite.
What is placed?
Some modern words are abduct and introduce, however the meaning of this root is lead.
What is duco?
Rego, some modern words are regular and regency.
What is to rule?
Some modern words are junction and conjugal, however the meaning to this root is join.
Sonus, some modern words are unison and consonant.
What is a sound?
Some modern words are emissary, mission, however the meaning of this root is a sending.
What is missio?
Usus, some modern words are abuse and utensil.
What is use?