Set an alarm on your phone, and when it goes off, send a thoughtful text or say something kind every day for a week.
Write a list of genuine, specific compliments or affirmations on individual scraps of paper and put them in a jar, so they can be opened and read whenever your loved one needs a pick-me-up.
Create and give a personalized article of clothing to someone you love. Make it meaningful by incorporating something that is significant to them.
Are you crafty or creative? Sometimes people highlight words or phrases in books that speak meaningfully to them. To give a fun gift, find some highlights and have them made up into chalk art.