baumhaus.digital/Art, Cognition, Education/Introduction to linguistics: From पाणिनि to Čepeto/From morphemes to sentences/Grammar/Parts-of-speech
Some parts of speech (PoS, sometimes also called "word classes" or "syntactic classes") often present in different languages are:
nouns (N)
adjectives (Adj)
pronouns (Pro)
numerals (Num)
verbs (V)
adverbs (Adv)
particles
prepositions, conjunctions, onomatopeia, ...