Here's what rhymes with signal.
Words that almost rhyme with signal
hymnal simple single civil symbol fiscal fearful sinful fiddle sickle fickle fitful shingle vigil virile chiral giggle incl thimble thistle cymbal fissile infill sisal wiggle wriggle sibyl sizzle earful fizzle jiggle niggle little middle official cheerful distal nickel missile pistol spindle whistle chisel lingual mingle nipple riddle ripple skillful wilful kindle nimble tearful willful wishful jingle lintel nibble pickle swindle swivel tickle tingle tinkle tinsel tittle wrinkle dimple missal pistil shrivel spittle diddle fistful instal pimple riffle stipple tipple whittle chicle dingle sniffle wimple dibble kibble miscall piffle schnitzel skittle squiggle winkle dirndl frizzle piddle skiffle skinful initial crystal brittle dismal familial triple epistle pixel blissful cripple sprinkle trickle twinkle wistful bristle drizzle dwindle liminal quibble scribble dribble griddle uncivil brimful drivel gristle prickle brindle crinkle mistral timbrel twiddle grizzle basinful brimfull judicial provincial bilingual dismissal unofficial acquittal gingival minstrel pedicle abysmal belittle committal rekindle bellyful commingle unskillful vendible oversimple surcingle artificial beneficial superficial ventricle sublingual nonofficial periwinkle megacycle interstitial sacrificial participle baptismal monolingual intermingle transmittal semiofficial antimissile prejudicial paroxysmal multilingual noncommittal nonjudicial pumpernickel cataclysmal extrajudicial nonprejudicial