Language/Multiple-languages/Vocabulary/Must‐Know-Words-for-Polyglots

Mainly about linguistic terms. Also other important things.

In progress. Far from being completed.

English
phone
phonetics
phoneme
syllable
consonant
vowel
International Phonetic Alphabet
root
affix prefix, suffix
noun gender masculine, feminine, neuter
pronoun personal pronoun first / second / third-person singular / plural
verb transitive verb, intransitive verb modal verb reflexive verb auxillary verb
phrase
tense past tense, present tense, future tense
aspect simple aspect, progressive aspect & continous aspect, perfect aspect
mood indicative mood, interrogative mood, imperative mood, subjunctive mood, optative mood
voice active voice, passive voice
Sapir–Whorf hypothesis