| BIROS | • biros n. Plural of biro. • Biros prop.n. A surname. • Biros prop.n. Plural of Biro. |
| GIROS | • giros n. Plural of giro. • giros v. Third-person singular simple present indicative form of giro. • GIRO n. a system of credit transfer between banks, post offices, etc. |
| MIROS | • MIRO n. (Maori) a tall coniferous tree of New Zealand. |
| TIROS | • tiros n. Plural of tiro. • TIRO n. (Latin) a beginner or novice, also TYRO. |
| CHIROS | • chiros n. Plural of chiro. • CHIRO n. (short for) chiropractor. |
| GUIROS | • guiros n. Plural of guiro. • GUIRO n. (Spanish) a notched gourd used as a percussion instrument in Latin America. |
| ENVIROS | • enviros n. Plural of enviro. • ENVIRO n. (colloquial) an environmentalist. |
| HUPIROS | • HUPIRO n. (Maori) a New Zealand name for stinkwood. |
| AUTOGIROS | • autogiros n. Plural of autogiro. • AUTOGIRO n. (Spanish) a rotating wing aircraft, also AUTOGYRO. |
| CRUZEIROS | • cruzeiros n. Plural of cruzeiro. • CRUZEIRO n. (Portuguese) the standard monetary unit of Brazil, that replaced the cruzado. |
| MIROMIROS | • MIROMIRO n. (Maori) a small New Zealand bird. |
| RIRORIROS | • RIRORIRO n. (Maori) the grey warbler. |
| WHAKAIROS | • WHAKAIRO n. (Maori) the art of carving. |
| CYCLOGIROS | • CYCLOGIRO n. an aircraft lifted and propelled by pivoted blades. |
| FAZENDEIROS | • FAZENDEIRO n. a person who owns or runs a fazenda. |