Here's what rhymes with iirst.
first worst burst thirst cursed nursed versed durst pursed immersed coerced rehearsed reversed dispersed conversed reimbursed disbursed interspersed Words that almost rhyme with iirst
served curved unearthed swerved observed reserved deserved unnerved preserved conserved unreserved undeserved unobserved worked hurt shirt burnt dirt learnt searched jerked perched chert lurked cert curt girt lurched pert wort assert alert overt inert skirt avert researched spurt flirt reworked exert insert divert dessert revert usurped invert advert reassert unhurt overworked subvert