Adjektive
opposite {relations}
adverse [ adverser ; adversest ]
countercyclical [ more countercyclical ; most countercyclical ]
untoward [ more untoward ; most untoward]
Noun
counter- {Affixation}
...
opponens {med.}
related Results
countdown (n.) , [pl. countdowns]
countercharge (n.) , [pl. countercharges]
callback (n.) , [pl. callbacks]