A gift is something that the grants. Instead of good feelings with each other, give each other in various occasions, like birthdays. Mother's day father's day, graduation day, wedding and much more.
Gifts are given to each item. The feeling is the same. Given occasion such as birthdays, Father's Day, Mother's Day, graduation, weddings and much more.
Gifts are given to the object. แทนความรู้สึกดี with each other. Give occasion such as birthday, father's day, mother's day, the day of graduation day marriage and the others.