| Subject | English | French |
| transp., met., construct. | frog-point | coeur d'aiguillage |
| transp., met., construct. | frog-point | coeur de croisement |
| transp., met., construct. | frog-point | point de coeur |
| transp., met., construct. | frog-point | coeurs de croisement |
| transp., met., construct. | frog-point | coeur d'aiguille |
| transp., met., construct. | frog-point | pointe de coeur |