| Word | Definitions | Synonyms |
|---|---|---|
| taxable | (adjective) (of goods or funds) subject to taxation | Synonyms: nonexempt |
| taxing | (adjective) not easily borne; wearing | Synonyms: burdensome, onerous |
| taxonomic | (adjective) of or relating to taxonomy | Synonyms: systematic, taxonomical |
| taxonomical | (adjective) of or relating to taxonomy | Synonyms: systematic, taxonomic |
| taxpaying | (adjective) not exempt from paying taxes | - |