老人
ろうじん · roujin · JLPT N3 · noun
aged
👴 老人 = old + person; 老 rou (aged) + 人 jin (person, as in nihonjin)
老 means old, as in 老後 rougo (old age). 人 is person, read jin as in 日本人 nihonjin. Together: old person. Note that 老人 can sound blunt; お年寄り otoshiyori is the softer everyday word for the elderly.
老 — old man 耂 + 匕 (bent figure)
Originally a pictograph of an elderly person with long hair leaning on a cane. The top 耂 depicts the hair and stooped body, while 匕 at the bottom represents the cane or a bent figure. The core meaning 'old' has remained stable since oracle bone script.
人 — pictograph of a standing person
人 is a pictograph showing a person viewed from the side, with two strokes representing the legs and torso of a standing human. In oracle bone script it clearly depicted a figure leaning slightly forward. The meaning has remained 'person' or 'human' throughout its history.