"Thomp" does not appear to refer to a widely recognized term or concept. It could be a misspelling or abbreviation for something else, or possibly a name. If you provide more context, I’d be happy to help clarify!
There are 4 syllables. Mis-ter Thomp-son.
Words that rhyme with swamp:1 syllable:chomp, comp, klomp, komp, pomp, romp, stomp, thomp, tromp2 syllables:duchamp
The cast of Night Network - 1987 includes: Mary Ann Hobbs as herself Ed Bishop as himself Mick Brown as himself Craig Charles as himself Dave Ellefson as himself Dan Fox as himself Maurice Gibb as himself Bruce Hulse as himself Nick Kamen as himself Dave Mustaine as himself Nicholas Parsons as himself Clive Pig as himself Billy Ray Hobley as himself Brad Thomp as himself Tom Watt as himself Tim Westwood as himself