1. A word having the same signification as another.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• sinonyms,
• synomym,
• synonymns,
• synomy,
• synonm,
• synonms,
• synanyms,
• synonims,
• synonums,
• synomyn,
• synonymum,
• synonyme,
• synonymos,
• synonymus,
• synonem,
• synonymn,
• synonymes,
• synonim,
• synonom,
• synonymys

• synonymist,
• synonymy,
• synonymous,
• synonymity.

The adjective form of the word "synonym" is "synonymous".

The plural of the "synonym" can be the "synonyms".

The singular of the "synonym" can be the "synonym".