Word Study
additament
CIDE DICTIONARY
additament, n. [L. additamentum, fr. additus, p. p. of addere to add.].
An addition, or a thing added. Fuller. [1913 Webster]
"My persuasion that the latter verses of the chapter were an additament of a later age." [1913 Webster]
ROGET THESAURUS
additament
Adjunct
N adjunct, addition, additament, additum, affix, appelidage, annexe, annex, augment, augmentation, increment, reinforcement, supernumerary, accessory, item, garnish, sauce, accompaniment, adjective, addendum, complement, supplement, continuation, rider, offshoot, episode, side issue, corollary, piece, flap, lappet, skirt, embroidery, trappings, cortege, tail, suffix, wing, additional, alate, alated, winged, in addition.For further exploring for "additament" in Webster Dictionary Online