| Subject | French | English |
| entomol. | cossus gâte-bois | goat moth (Cossus cossus) |
| entomol. | cossus gâte-bois | common goat moth (Cossus cossus) |
| entomol. | fourmi noire gâte-bois | black carpenter ant (Camponotus pennsylvanicus) |
| entomol. | fourmi rouge gâte-bois | red carpenter ant (Camponotus fernigineus) |
| chem. | se gâter | to rot |
| chem. | se gâter | to putrify |
| inf. | voilà ses potes, attention ça va se gâter | here come his mates, things are going to get nasty |