Supercut rhymes with:
undercut, clearcut, haircut, shortcut, taxcut, undercut, anthrobot, chesnut, chestnut, clearcut, coconut, donut, doughnut, fingerhut, groundnut, haircut, hazelnut, hudnut, scuttlebutt, seragut, shortcut, steingut, taxcut, undercut, wackenhut, walnut
Supercut sounds like:
seabright, seafirst, severest, shipwright, siebrecht, sobriquet, sparked, sprigged, sprocket, spruced, suffragette, suffragist, superoxide, supersede, superseded, suppressed