| Subject | English | French |
| mech.eng. | cotter bolt | boulon à clavette |
| met. | cotter bolt | boulon à goupille |
| construct. | cotter joint | clavetage |
| construct. | cotter joint | clavettage |
| construct. | cotter joint | assemblage par clavettes |
| transp., avia. | cotter key | clavette |
| transp., polit. | cotter key | goupille |
| transp., polit. | cotter key | goupille de sécurité |
| industr., construct. | cotter pin | goupille |
| mech.eng. | cotter pin | goupille fendue |
| transp., polit. | cotter pin | goupille de sécurité |
| gen. | cotter pins | clavettes |
| health. | cotter puller | arrache-clavette |
| mater.sc. | cotter ring | anneau à goupille |
| met. | cottered chain | chaîne à clavette |
| met. | gib and cotter | clavette et contreclavette |
| construct. | joint bolt, cotter bolt | boulon à clavette |
| construct. | joint bolt, cotter bolt | boulon fourchu |
| tech., mech.eng. | morse taper tanged with cotter slot shank of a milling cutter | queue à cône morse à tenon et lumière d'une fraise |
| gen. | pin with nut and cotter | axe avec écrou et goupille |
| mech.eng. | pliers for inserting or extracting cotter-pins | pince à poser ou enlever les goupilles et les goujons |
| gen. | remove cotter pin | degoupiller |
| met. | rivets, cotters, cotter-pins | rivets, goupilles, chevilles, clavettes |
| mech.eng. | split cotter pin | goupille fendue |
| mech.eng. | spring cotter | goupille fendue |
| mech.eng. | spring cotter pin | clavettage |
| mech.eng. | spring cotter pin | doigt de clavetage |
| mech.eng. | spring cotter pin | clavetage |
| construct. | to pull up the joint in gib and cotter fastenings | cheviller les tenons et mortaises |