Czarina and T-square

Czarina noun - The wife or widow of a czar.

T-square and czarina are semantically related. In some cases you can use "T-square" instead a noun "Czarina".

T-square noun - A square used by draftsmen to draw parallel lines.

Czarina and T-square are semantically related. Sometimes you can use "Czarina" instead a noun phrase "T-square".