| taches | acne |
| tacheter | fleck |
| tacheté | blotchy |
| tacheté de | spotted with |
| Tachi | Tachi |
| Tachinidae | Tachinidae |
| Tachir | Tashir |
| Tachisme | Tachisme |
| tachistoscope | tachistoscope |
| Tachkent | Tashkent |
| Tachocline | Tachocline |
| Tachov | Tachov |
| Tachybaptus | Tachybaptus |
| Tachybaptus novaehollandiae | Australasian Grebe |
| tachycardie | tachycardia |
| Tachyglossus aculeatus | Short-beaked Echidna |
| tachygraphe | tachograph |
| tachygraphie | tachygraphy |
| Tachykinine | Tachykinin peptides |
| tachymètre | tachometer |
| tachyon | tachyon |
| taché | bedraggled |
| taché d'encre | inky |
| taché de sang | bloodstained |
| Tachéomètre | Total station |
| tacite | assumed |
| tacitement | tacitly |
