Τ τ tau t Υ υ upsilon ü (see below) Φ φ phi ph Χ χ chi ch Ψ ψ psi ps Ω ω omega o (as in old) Pronunciation Gamma (γ) is pronounced as nu (ν) when it immediately precedes kappa (κ), chi (χ), xi (ξ), or another gamma (γ). For example: ἄγγελος is pronounced angelos, (with the accent on the first syllable); ἄγκυρα is pronounced ankyra, (with the accent on the first syllable). (The accent and its placement are not related to the sound of the gamma.) Sigma is written