Englishfor English speakers
sheath
—
noun
a protective covering (as for a knife or sword)
—
noun
an enveloping structure or covering enclosing an animal or plant organ or part
—
noun
(= cocktail dress)
a dress suitable for formal occasions
loss
Noun
—
A loss happens when something goes where people can't find it. People don't know where the thing is or they don't have it any more.
The loss of my keys means I can't go into my house today.
—
Loss is when someone's loved one dies. When someone dies, they are no longer with you.
I loss both of my grandparents from old age.
—
A loss (shown as L) is charged to the pitcher of the losing team.