Question: o with a vertical line through it greek
Answer: Letter Name Sound Ancient Modern Ν ν nu , νυ ( n ) Ξ ξ xi , ξι ( ks ) Ο ο omicron , όμικρον ( o ) Π π pi , πι ( p ) Ρ ρ rho , ρώ ( r ) Σ σ / ς sigma , σίγμα ( s ) ( s ) ~ ( z ) Τ τ tau , ταυ Υ υ upsilon , ύψιλον ( y ) ( yː ) ( i ) Φ φ phi , φι ( ph ) ( f ) Χ χ chi , χι ( kh ) ( x ) ~ ( ç ) Ψ ψ psi , ψι ( ps ) Ω ω omega , ωμέγα ( ɔː ) ( o )