sheathed (enclosed in a protective covering; sometimes used in combination)
Learn English with... Proverbs of the week
"Like water off a duck's back." (English proverb)
"Measure twice, cut once." (Bulgarian proverb)
"For the sake of the flowers, the weeds are watered." (Arabic proverb)
"Knowledge is in the head, not the copybook." (Egyptian proverb)