We don't have synonyms for stop-time yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are stop time and storytime.
(n) :
(music, music theory) An accompaniment pattern interrupting, or stopping, the normal time and featuring regular accented attacks on the first beat of each or every other measure, alternating with silence or instrumental solos.
(n) :
(music, music theory) An accompaniment pattern interrupting, or stopping, the normal time and featuring regular accented attacks on the first beat of each or every other measure, alternating with silence or instrumental solos.