neg; deny 

Ex: negation denail

nomen; name

Ex: nominal in name only

nov; new

Ex: novice beginner 

omni; all

Ex: omniscient all knowing

oper; to work

Ex: operate work

pac; peace

Ex: pacify make peaceful 

pass; feel

Ex: Impassive showing no feeling 

pater, patr; father

Ex:Paternity fatherhood

Patriosim love of ones country

path; disease, feeling 

Ex: Pathology study of diseased tissue

Ped,pod; foot

Ex: tripod three-footed stand

impediment stumbling-block

ped; child

Ex: pedagogue teacher of children

pel, puls; to drive

Ex: Compulsion a forcing to do

Repel drive back

pet, petit; to seek

Ex: petition request

compete vie with others

phil; love

Ex: Philanthropist benefactor, lover of humanity 

pon, posit; to place

Ex: Postpone place after

Positive definite

Port, portat; to carry 

Ex: Portiable able to be carried

transport carry across

poten; able, powerful

Ex: impotent powerless

psych; mind

Ex: psychology 

Put, putat; to trim, to calculate

Ex: Amputate cut off

Putative supposed

quer,ques, quir, quis; to ask

Ex: query question inquiry 

reg, rect; rule

Ex: regent ruler

rid, ris; to laugh

Ex: Ridiculous 

rog, rogat; to ask

Ex: interrogate

Rupt; to break

Ex: rupture

sacr; holy

Ex: Sacred 

Sci; to know

Ex: science knowledge 

Stcop; watch, see

Microscope

Scrib, script; to write

Ex: script

Sect; cut

Ex: Dissect