Roots

Many words in English are formed from Latin roots. These words are often considered fairly formal in English.

Spect: see, look
           Respect---look up to
           Suspect---have a feeling
           Prospect---search

Vert: turn
          Revert-----go back
          Convert----change the beliefs of
          Divert------take away

Port: carry, take
         Transport-----send across
         import, export-----buy in, sell out
         Support------hold up

Duc, duct: lead
         Educate----go to school
         Conduct----lead
         Produce----make

Press: press, push
         Impress----full of admiration and respect
         Depress----make person feel miserable
         Express----put person thought into words

Pose, pone: place, put
         Postpone----change to a later date
         Depose------put off the throne
         Impose-----force

The examples above are of verbs only.There is usually at least one noun and at least one adjective as well.

Verb	Person noun	Abstract noun	Adjective
inspect	inspector	inspection	inspecting
advertise	advertiser	advertisement	advertising
deport	deportee	deportation	deported
introduce	introducer	introduction	introductory
oppress	oppressor	oppression	oppressive
compose	composer	composition	composite