For rhymes with:
before, c4, cat-4, cavalli-sfor, faure, fore, forr, four, heretofore, m4
For sounds like:
fabbri, faber, fabre, fabri, fabry, fahr, fahrer, fair, faire, fairer, fairey, fairway, fairy, faivre, far, farah, faraha, farai, faraway, fare, farha, faria, faro, farr, farra, farrah, farrar, farrer, farrey, farrier, farrior, farro, farrow, farry, fauber, faure, fauver, favaro, faver, favero, favor, favre, favreau, favro, fawver, fear, february, feffer, feher, fehr, fer, fera, ferarro, feria, fero, ferra, ferrar, ferrara, ferrari, ferrario, ferraro, ferre, ferree, ferreira, ferreiro, ferrer, ferrera, ferreri, ferrero, ferri, ferrie, ferrier, ferriera, ferro, ferry, fery, feuer, feur, fever, fewer, fiber, fibre, fieber, fier, fiero, fierro, fiery, fifer, fiore, fiori, fir, fire, foobar, foor, fora, foray, fore, foree, forero, forie, forr, forrer, forrey, forry, four, fourier, foyer, fraher, fraire, frary, frau, fray, frayer, frear, free, freeh, freer, freeware, freeway, frei, freia, freier, freire, frere, frew, frey, freya, freyer, freyre, friar, friary, frie, frier, fro, froh, froio, frueh, fry, fryar, frye, fryer, fryrear, fuer, fuhr, fuhrer, fur, furer, furey, furia, furor, furr, furrer, furrh, furrier, furrow, furry, furuya, fury