Romance Languages:
* Spanish: profesor/profesora (formal), maestro/maestra (informal)
* French: professeur/professeure (formal), maître/maîtresse (informal)
* Italian: insegnante (formal and informal), maestro/maestra (informal)
* Portuguese: professor/professora (formal), mestre/mestra (informal)
* Romanian: profesor/profesoară (formal), învățător/învățătoare (informal)
Germanic Languages:
* German: Lehrer/Lehrerin
* Dutch: leraar/lerares
* Swedish: lärare
* Danish: lærer
* Norwegian: lærer
Slavic Languages:
* Russian: учитель (uchitel)
* Polish: nauczyciel
* Czech: učitel/učitelka
* Ukrainian: вчитель (vchytel)
* Serbian: учитељ (učitelj)
Other Languages:
* Chinese (Mandarin): 老师 (lǎoshī)
* Japanese: 先生 (sensei)
* Korean: 선생님 (seonsaengnim)
* Arabic: مُعَلِّم (mu'allim)
* Hindi: शिक्षक (shikshak)
* Greek: δάσκαλος (dáskalos)
Note:
* Many languages have both formal and informal ways of saying "teacher."
* The most common way to say "teacher" in a particular language might depend on the context and the relationship between the speaker and the teacher.
* Some languages use gender-specific words for teacher, while others use gender-neutral terms.
This is just a small selection of languages, and there are many other ways to say "teacher" around the world. If you are interested in learning more, you can search online or consult a dictionary.