| Subject | English | Estonian |
| IT | data piece | andmeüksus |
| phys.sc., tech. | eye-piece | okulaar |
| phys.sc., tech. | eye piece | okulaar |
| commun. | mailing piece | ringkiri |
| comp., MS | piece code | tüki kood (A code that indicates how many units of piecework an employee produces) |
| busin. | piece rate | tükkitööhinne |
| forestr. | piece rate | tükitöö |
| busin. | piece rate | akordtasumäär |
| forestr. | piece work | tükitöö |
| econ. | piece work pay | tükitöötasu |
| transp., tech., law | test piece | katsenäidis |
| med. | test piece | katsekeha |