weaken, waste away, decline, fade

old age

eyesight, vision

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

gradually

(archaic) a child of older parents

ability to track moving things

eyesight test; eye examination