pitch
/pɪtʃ//pɪtʃ/noun
Definitions
A sticky, gummy substance secreted by trees; sap.
Example: It is hard to get this pitch off my hand.
A dark, extremely viscous material remaining in still after distilling crude oil and tar.
Example: It was pitch black because there was no moon.
Pitchstone.
verb
Definitions
To cover or smear with pitch.
To darken; to blacken; to obscure.