retirement
"After thirty years of teaching, she finally decided on retiring next month to spend more time with her grandchildren."
present participle of retire
"After working for thirty years, he is finally retiring to a quiet cottage by the lake."
not arrogant or presuming
"unassuming to a fault, skeptical about the value of his work"
"a shy retiring girl"
reluctant to draw attention to yourself
"He is so retiring that he often avoids being introduced at parties unless someone pulls him onto the dance floor."
introverted, liking privacy and seclusion.
"After years of loud parties, she decided to embrace her retiring nature by moving into a quiet cabin deep in the woods."