\begin{matrix}
\text{kappa} & \kappa \\
\text{kappav} & ϰ \\
\text{kcedil} & ķ \\
\text{Kcedil} & Ķ \\
\text{kcy} & к \\
\text{Kcy} & К \\
\text{kfr} & \mathfrak{k} \\
\text{Kfr} & \mathfrak{K} \\
\text{kgreen} & ĸ \\
\text{khcy} & х \\
\text{KHcy} & Х \\
\text{kjcy} & ќ \\
\text{KJcy} & Ќ \\
\text{kopf} & \Bbbk \\
\text{Kopf} & \mathbb{K} \\
\text{kscr} & \mathcal{k} \\
\text{Kscr} & \mathcal{K} \\
\end{matrix}
