Outside and Sheath

Outside noun - An outer part or layer.

Sheath and outside are semantically related in exterior topic. In some cases you can use "Sheath" instead a noun "Outside", when it comes to topics like external surface.

Nearby Word: outsider

Sheath noun - Something that encloses another thing especially to protect it.

Outside and sheath are semantically related in exterior topic. Sometimes you can use "Outside" instead a noun "Sheath".

Nearby Words: sheathed, sheathing