1. [n]  a linguistic element added to a word to produce an inflected or derived form
2. [v]  attach or become attached to a stem word; of grammatical morphemes
3. [v]  add to the very end; "He appended a glossary to his novel where he used an invented language"
4. [v]  attach to; "affix the seal here"

AFFIX is a 5 letter word that starts with A.

1. \Af*fix"\, v. t. [imp. & p. p. {Affixed}; p. pr. & vb. n.
   {Affixing}.] [LL. affixare, L. affixus, p. p. of affigere to
   fasten to; ad + figere to fasten: cf. OE. affichen, F.
   afficher, ultimately fr. L. affigere. See {Fix}.]
   1. To subjoin, annex, or add at the close or end; to append
      to; to fix to any part of; as, to affix a syllable to a
      word; to affix a seal to an instrument; to affix one's
      name to a writing.
   2. To fix or fasten in any way; to attach physically.
            Should they [caterpillars] affix them to the leaves
            of a plant improper for their food.   --Ray.
   3. To attach, unite, or connect with; as, names affixed to
      ideas, or ideas affixed to things; to affix a stigma to a
      person; to affix ridicule or blame to any one.
   4. To fix or fasten figuratively; -- with on or upon; as,
      eyes affixed upon the ground. [Obs.] --Spenser.
   Syn: To attach; subjoin; connect; annex; unite.
   

2. \Af"fix\, n.; pl. {Affixes}. [L. affixus, p. p. of
   affigere: cf. F. affixe.]
   That which is affixed; an appendage; esp. one or more letters
   or syllables added at the end of a word; a suffix; a postfix.