What is another word for "affix"?

Roget's Thesaurus (1911) lists these synonyms for "affix": abecedarian, abecedary, accession, accompaniment, accrue, add, addition, adjection, advene, alphabet, alphabetical, anagram, anagrammatism, annex, annexation, append, augment, become, character, christcross-row, cipher, clap, consonant, dental, digraph, diphthong, dissyllable, guttural, hieroglyphic, ideogram, ideograph, increase, increment, ingraft, insert, insertion, interpose, interposition, introduce, junction.