| Indo-European | major group of languages in Europe and parts of Asia |
| Slavic | family name of Polish, Russian and Belgian |
| Germanic | family name of Swedish, English and Deuch |
| Romance | family name of Spanish, Romanian, French |
| Indo-Arian | family name of Hindu, Romany (gypsy language), Farsi (spoken in Iran) |
| Celtic | family name of Welsh, Irish, Breton (spoken in Brittany, France) |
| Semitic | family name of Arabic, Hebrew |
| Austronesian | family name of Malay,Tagalog (spoken in the Philipines), Maori (Spoken in New Zeland) |
| Syntax | the grammar and word order |
| modality | meanings such as possibility and necessity |
| modal verbs | czasowniki modalne |
| phonology | the sound system, i.e pronunciation and intonation |
| phonemes | different sounds thet distinguish meanings |
| diphthongs | sounds made by combining vowels, such as ae and ei |
| lexicon | technical term for vocabulary |
| compounds | words formed by combining words, e.g software |
| Graece-Latin | orginally from Greek and Latin |
| Anglo-Saxon | language of England from 500-100 AD |
| orthography | technical term for vocabulary |
| characters | letters or symbols |
| pictograms | characters representing pictures |
| ideograms | characters representing ideas/ concepts |
| morphology | how words are formed |
| morphems | units of meaning |
| ...inflected | words have endings to show tense, person (e.g. Romance languages are...) |
| ...isolating | each word has only one morpheme (e.g. Chinese language is...) |
| orTHOgrapgy, orthoGRAphic | ortografia, oftrograficzny (+stress) |
| LExicon, LExical | leksykon, leksykalny (+stress) |
| moDAlity, MOdal | modalność, modalne (+stress) |