Resinous is a word used to describe a substance that is similar to or contains resin. Synonyms for resinous include sticky, adhesive, gummy, tacky, viscous, thick, gooey, and syrupy. When describing a particular aroma, synonyms can include piney, woody, earthy, and aromatic. Resinous can also be used to describe certain types of minerals like amber or crude oil, which is often referred to as "black gold" due to its viscosity and ability to form a sticky residue. Other synonyms for resinous include glutinous, pitchy, and tar-like. Overall, resinous can be used to describe a wide range of materials that are sticky or contain resin-like substances.