A Middle English form of ere.An English suffix, originally and properly attached to verbs to form nouns of the agent, as in baker, creeper, delver, driver, reader, sower, writer, etc.A suffix of Latin origin, denoting usually a person, and often an agent, but not, like -er, usually associated with a verb.A suffix of adjectives, forming the comparative degree, as in colder, deeper, greater, bigger, etc., and being cognate with the Latin comparative suffix -or, -ior, neuter -us, -ius, represented in English in major, minor, minus, prior, superior, inferior, etc.A suffix of verbs, giving them a frequentative and sometimes a diminutive sense, as patter from pat, swagger from swag, flutter from float, sputter from spout, etc.A suffix of certain nouns, mostly technical terms of the law (from Old Law French), as attainder, misnomer, trover, user, non-user, waiver, etc. In endeavor, endeavour, the orig. -er is disguised in the spelling.In chem., the symbol for erbium.In heraldry, an abbreviation of ermine.A simplified spelling of err.