a young energetic person that brings new ideas, enthusiasm, and vitality to a group, organization, or activity
若い血, 新しい活力
used when someone has learned or experienced something from a very young age
the time in a person's life marked by youthfulness, inexperience, and being carefree
サラダデイズ, 若さの日々
used to refer to people who look older than the age they are at
used to describe someone or something that is old and has existed for a long time
describing an individual who has lived for a very long time and is not able to do certain activities due to old age
a senior citizen that spends a lot of time using the Internet
シルバーサーファー, 高齢者サーファー
used to refer to a significant age difference between two people, especially those who are romantically involved with one another
beyond the peak of one's abilities or career, often implying a decline in performance