to resist or defend against illness or attack
сопротивляться или защищаться от болезни или атаки (soprotivlyat'sya ili zashchishchat'sya ot bolezni ili ataki)
"She’s trying to fight off a cold before her trip."
"Она пытается победить простуду перед поездкой." (Ona pytayetsya pobedit' prostudu pered poezdkoy)
to retreat emotionally and avoid social or emotional contact
to make someone feel excited or full of energy
to use something carelessly; to discuss casually
to complete final details of an arrangement
to become calm after being angry
to defend your beliefs or actions confidently