Multi
The word you are looking for is 'neo'.
The 4-letter root word meaning against or opposite is "anti."
The root word for "grammar" is "gram," which comes from the Greek word "gramma," meaning "letter" or "writing."
The word is "circum", as in circumnavigate or circumference.
the answer is pre
hetero
Start
The core or foundation of a word's meaning is its root. A word's root typically carries the fundamental meaning of the word and can often be traced back to its original language. Understanding a word's root can help in deciphering its meaning and connecting it to related words.
The root "lit" or "liter" pertains to light. It is derived from the Latin word "lux" meaning light. Words such as "illuminate" and "literate" are based on this root.
Arthr
The root word "etom" does not have a specific meaning in English. It is not a common root word in the English language.
The meaning of the root word counter is 'against'.