a- ab-, abs- aer-, aero-, air- agri-, agro-, agra- ambi- ante- anti- aqu- arch- auto- be- bene- bi-, di- bio- circum- co-, com-, con- contra-, counter- cosm- cycl-, cyclo- de- derm- dia- dis- dorm- e- eco- en- epi- ex-, exo- for-, fore- gastr-, gastro- geo- giga- hetero- hex-, hexa- homo- hydr-, hydro- hyper- in-, im-, il-, ir- infra- inter- intra- macro- mal- medi- mega- meta- micro- mid- milli- mis- mono- multi- nano- neo- neur- non- nov- ob-, oc-, off-, op- oct- omni- ortho- over- paleo- pan- para- ped- per- peri- phobia- phone- poly- post- pre- pro- psych- re- retro- semi- soph- sub- super- syn- tele- tera- terra- tetra- trans- tri- ultra- un- under- uni-