Here's what rhymes with signallight.
right light write rite alight lite might night white fight sight site bright flight height slight tight bite knight polite upright cite fright plight blight byte kite mite trite sleight quite spite delight tonight outright recite rewrite alright nitrite smite contrite hematite neophyte sprite underwrite appetite copyright excite favourite invite satellite overnight oversight dynamite erudite ignite incite magnetite nonwhite apatite candlelight reunite despite electrolyte parasite lymphocyte anthracite dolomite expedite forthright leukocyte metabolite firelight meteorite recondite watertight plebiscite hermaphrodite Words that almost rhyme with signallight
ride allied ripe lied side died type applied tried wide aside cried guide pride dried hide pipe tide tied tribe bride sighed slide abide signified wipe bribe dyed fried glide oblige collide plied vied bide chide hype pied pried shied unripe supplied implied relied reside ascribe complied dignified upside iodide override scribe stride stripe astride nullified spied untried belied deride snipe untied outside provide inside replied beside decide denied modified occupied divide suicide alongside unified notified verified cyanide defied genocide homicide magnified preside codified confide fireside rectified subside underside decried deified diatribe espied imbibe inscribe liquefied misapplied ossified describe specified classified qualified countryside multiplied simplified worldwide certified clarified coincide fortified gratified prescribe ratified subscribe terrified testified amplified crucified glorified horrified nationwide sanctified stereotype archetype calcified falsified insecticide mortified pacified pesticide petrified typified acidified circumscribe descried mystified riverside subdivide windpipe identified satisfied justified purified exemplified intensified prototype personified prophesied quantified stratified unoccupied electrified infanticide solidified transcribe beautified herbicide mountainside stupefied undignified unmodified dissatisfied diversified preoccupied formaldehyde unqualified unspecified disqualified unjustified objectified unclassified unidentified unsatisfied oversimplified triglyceride liked priced typed wiped pint sliced piped diced hiked whilst didst striped sufficed spiked spiced spliced vilest sacrificed disliked enticed stereotyped