This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

v. To overlap and even (chamfered or beveled plank edges) so that they form a flush surface.

n. An obsolete form of cipher.

To make a sypher-joint between (parallel strips or planks).

"Thomas Usk about 1387 writes: [479] "a sypher in augrim have no might in signification of it-selve, yet he yeveth power in signification to other.""

syphered    syphering    syphers   

differ    sniffer    stiffer