A strong desire to learn new things.
新しいことを学びたい強い欲求。 (Atarashī koto o manabitai tsuyoi yokkyū.)
"He has a thirst for knowledge and reads constantly."
"彼は知識に対する渇望があり、絶えず読書をしています。" (Kare wa **chishiki ni taisuru katsubō** ga ari, taezu dokusho o shiteimasu.)
To start thinking carefully about something
a state of being free from guilt or regret
a person who acts as if they know everything
to stand out in a crowded or competitive market
to examine something carefully for mistakes
To begin to understand something.