FROM STRONG’S HEBREW DICTIONARY (1890)

Strong’s Hebrew Dictionary (1890) — public domain, printed whole.

macmer mas-mare' — or micmer {mis-mare'}; also (feminine) macmrah {mas-mer-aw'}; or micmrah {mis-mer-aw'}; or even masmrah (Eccles. 12:11) {mas-mer-aw'}; from 5568; a peg (as bristling from the surface):--nail.

see HEBREW for 05568