scrag, choke off, snuff it, gag, croak, fret, kick the bucket, buy the farm, clog up, drop dead, more...

breathe, inhale, exhale

cylinder, improved cylinder, modified, full, more...

fail when it counts,   half sob,   strangled noise,   strangled sound,   choking noise,   grab by the throat,   to strangle,   stifle a laugh,   to gag,   to strangle someone