the core of a wood of a tree.

substance; real essence; element.

5 a thing; an object; the semen virile.

devotedness; dedication.

an oath; a promise.

the sky or ether.

any of various painful conditions of the joints and muscles, characterised by inflammation, stiffness, etc., including rheumatoid arthritis, bursitis, and neuritis; rheumatism.

very great mental pain; agony.

that which is lost.