Matching Pairs idiomsOnline version match the valentines day idioms by Erin Kenaga 1 to have a big heart 2 To have a heart of gold 3 puppy love 4 from the bottom of your heart 5 love is blind 6 to be the apple of your eye 7 To wear your heart of your sleeve 8 to cry your heart out 9 to cross your heart and hope to die 10 to have your heart set on something to let everyone know how you feel about someone to really want something to really mean something you are my favorite person to be very giving and caring to make a promise when young people like each other when you don't see a person's faults because you like them so much to care about other people and do nice things. to cry a lot and feel very badly about something