10-Letter Words Containing: N,A,T,I,O,N,_,_

• collect and study plants

• provoke the hostility of

• act in opposition to

• authenticate as a notary

• any of various compounds that are added to gasoline to reduce engine knocking

• suppressing or eliminating engine knock in combustion engines

• Word-formation involving an infix or infixes; adding an infix to a word.

• (grammar) The state or quality of being infixed.

• an act of joining or adjoining things

• a liquor or brew containing alcohol as the active agent

• a drug that can produce a state of intoxication

• causing intoxication

• the condition of being dissociated into ions (as by heat or radiation or chemical reaction or electrical discharge)

• the process of ionizing; the formation of ions by separating atoms or molecules or radicals or by adding or subtracting electrons from atoms by strong electric fields in a gas