to deliberately provoke or upset someone online
わざとオンラインで誰かを怒らせたり不快にさせたりする (wazato onrain de dareka o okorasetari fukai ni sasetari suru)
"Some users love to troll others just for fun."
"一部のユーザーはただ楽しみのために他の人をトロールするのが好きです。" (ichibu no yuuzaa wa tada tanoshimi no tame ni hoka no hito o torooru suru no ga suki desu)
to speak to someone as if they are less intelligent
software designed to damage or disrupt computers or networks
to study very hard
to start having doubts about a decision you have made
to dismiss something as unimportant
feeling completely happy and content
