Here's what rhymes with haveness.
Words that almost rhyme with haveness
brassiness glassiness classiness happiness shagginess fattiness faddiness sappiness habeas patchiness canniness tackiness bagginess chattiness snappiness nattiness malleolus nastiness scantiness valiance scratchiness cragginess gaseous ambience ambiance dalliance craftiness ghastliness bassinets palliates draftiness pancreas transience pantheists retaliates bathyscaphs transients instantaneous