Yes, it does rhyme.
Alligator and theater
both end with the 'tor' sound if said as the same sound else its 'tor' and 'ter' which still rhyme as an imperfect match
Why:
oblique (or slant/forced): a rhyme with an imperfect match in sound. (green, fiend; one, thumb)
Also, what does this have to do with CS:S?