cala

prove (originally, of a piece or slice of fruit); try, attempt; testing; suppository (small medicinal plug that is inserted into the rectum)

Deverbal from calar, from Latin chalō (“to loosen, to let down”), from Ancient Greek χαλάω (khaláō).

cove

Related: caleta

Unknown, perhaps from pre-Roman origin. Or from Etymology 1, in the sense "let down an anchor", i.e. "anchorage".

calla lily, arum lily (plant, flower)

Borrowed from New Latin Calla, former genus of the plant.