1) Amplify 2) Be too generous with 3) Blow out of proportion 4) Embellish 5) Embroider 6) Exaggerate 7) Fudge 8) Hyerbolise 9) Hyperbolize 10) Inflate 11) Lay it on thick 12) Magnify 13) Make too good a case 14) Misinform 15) Mislead 16) Overdraw 17) Overstress 18) To exaggerate 19) To state or claim too much Found on https://www.crosswordclues.com/clue/overstate
O`ver·state' transitive verb [ imperfect & past participle Overstated ; present participle & verbal noun Overstating .] To state in too strong terms; to exaggerate. Fuller. Found on http://www.encyclo.co.uk/webster/O/57