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anti-
(AN-tee)against or opposite
Greek for against. An antidote works against poison; an antonym means the opposite.
prefixGreek
Good, bad, with, againstSpellings:antiant
Example words
antibiotic
a medicine that fights germs (anti-life)
antonym
a word that means the opposite
antidote
a remedy that works against a poison
antifreeze
a liquid that works against freezing
Who it is for
Grades served: 4, 5
Level 1Level 1 holds the word parts students meet first. Level 3 holds the ones that turn up in harder reading.
Related roots
Good, bad, with, against. Roots that judge or pair things up: good, bad, together, opposed.
Browse all good, bad, with, against roots →