IPA: //ˈæltruːɪzəm//
KK: /ˈæltruˌɪzəm/
A way of caring for others without thinking about oneself, showing kindness and concern for their well-being.
Her altruism was evident when she volunteered at the homeless shelter every weekend.
Altruism → It is formed from "alter" (from Latin, meaning other) and the suffix "-ism" (indicating a practice or philosophy). The word "altruism" refers to the practice or philosophy of selflessly caring for the welfare of others.
Think of 'other' ('alter') to remember that 'altruism' means caring for the welfare of others.