List of interpolation synonyms and interpolation related words.
addition, affix, allonge, appendix, approximation, aside, cadenza, coda, codicil, commentary, differentiation, division, embedment, enclitic, entrance, envoi, epilogue, episode, equation, evolution, extempore, extrapolation, flourish, graft, grafting, hot lick, impaction, impactment, implantation, impromptu, improvisation, infix, infixion, infusion, injection, inoculation, insert, insertion, insinuation, integration, intercalation, interjection, interlineation, interlocution, introduction, intromission, inversion, involution, lick, marginalia, multiplication, notation, note, obiter dictum, parenthesis, penetration, perfusion, postscript, practice, prefix, proclitic, proportion, reduction, remark, rider, riff, scholia, side remark, subtraction, suffix, tail, tessellation, tossing-in, transformation, transplant, transplantation, vamp