interline
verb
[ ɪntəˈlʌɪn ]
• insert words between the lines of (a document or other text).
• "the writing was overwritten and interlined by many hands"
Origin:
late Middle English: from medieval Latin interlineare, from inter- ‘between’ + Latin linea ‘line’.
interline
verb
• put an extra lining between the ordinary lining and the fabric of (a garment, curtain, etc.), typically to provide extra strength.
• "this garment deserves to be lined as well as interlined"