Indigo and Turquoise

Indigo noun - Deciduous subshrub of southeastern Asia having pinnate leaves and clusters of red or purple flowers; a source of indigo dye.

Turquoise and indigo are semantically related in colour topic. In some cases you can use "Turquoise" instead the word "Indigo" as an adjective or a noun, when it comes to topics like blueness, sky.

Turquoise noun - A shade of blue tinged with green.

Indigo and turquoise are semantically related in blueness topic. You can use "Indigo" instead the word "Turquoise" as an adjective or a noun.