(derogatory) geezer

(of a committee, company, society, etc.) a chairman; a president

(Japanese folklore) Shapeshifting monster, 妖怪 (yōkai), which for a ruse takes the form of either a helpless baby or tiny old man, crying near woodland trails and crushes passersby who stop to help as it transforms to devour them.

year

-year-old

(of a committee, society, club, etc.) a vice president, an assistant chairperson

what age, how old

how old are you?

three years of age, three years old

twenty years old