| A | B |
| head over heals in love | being very much in love |
| on the rocks | having relationship problems |
| dump someone | break up with someone |
| hit it off | get along well from the start |
| go dutch | to split the cost of the bill |
| have a crush on someone | to like someone |
| kiss and make up | forget what happened and move on |
| love is blind | not seeing the flaws/errors |
| patch things up | to fix problems in a relationship |
| play hard to get | pretend to not be interested |
| pop the question | to ask someone to get married |
| puppy love | two young people love/like each other |
| settle down | get married, get a job, have a family |
| split up | break up (mutual) |
| tie the knot | get married |