Synonyms for «main challenge»

major primary principal chief important key big central huge first basic top common essential overall general business fundamental whole next great real global fun crucial ultimate significant technical current hardest new third difficult public climate urgent complex tough largest critical wide interesting heavy second marketing right extra health serious

task difficulty problem goal issue mission struggle obstacle hurdle threat job work objective change life future step project campaign dilemma game solution quest strategy aim focus concern question time opportunities danger assignment conflict skill priority risk part purpose barrier world bit responsibility students role trouble motivation demands message way