Macabre rhymes with:
cobre, abra, candelabra, cobre, sabra, abra, abracadabra, algebra, alhambra, ambra, barbra, cambra, candelabra, celebre, cobra, cobre, dambra, debora, debra, giambra, hombre, libra, lumbra, malabre, nacobre, penumbra, sabra, sambre, umbra, vertebra, zebra
Macabre sounds like:
macgyver, maciver, makeover, maxsaver, mazzaferro, mcbrayer, mcbryar, mccaffery, mccaffrey, mcever, mcgeever, mcgyver, mciver, mcivor, mckeever, mcpaper, menjivar, minesweeper, misbehavior, misfire, mogavaro, mogavero, mokhiber, mugavero