Here's what rhymes with illuminous.
luminous humanise voluminous bituminous dehumanise albuminous Words that almost rhyme with illuminous
ruinous luminance mutinous ruminants uveitis glutinous humanness ruefulness glutenous kookiness usefulness ludicrous humanists cumulus ruthlessness uselessness youthfulness rootlessness gruesomeness illusionists lutenists spookiness truthfulness fruitfulness fruitlessness fumigants tunefulness humourlessness gratuitous scrupulous lubricants contumacious pugilists duelists untruthfulness unscrupulous nutriments communicants