7 vowels:
α, ε, η, ι, ο, υ, ω

17 consonants:
β, γ, δ, ζ, θ, κ, λ, μ, ν, ξ, π, ρ, σ, τ, φ, χ, ψ

We must stress the syllables with an accent. If we ignore or skip the accent, the meaning of the word may change. There is only one type of accent in Modern Greek: ‘

Only the vowels take an accent: ά, έ, ή, ί, ό, ύ, ώ.

We use the ‘final’ ς at the end of the words and the normal lowercase σ at the beginning or in the middle of words.