Tunas rhymes with:
lagunas, miscayuna's, aetna's, algodones, americana's, americanas, anna's, annas, antenna's, antennas, arena's, arenas, argentina's, argentinas, arianna's, arizona's, athanas, avana's, bagdonas, balchunas, ballerinas, bananas, banas, bandanas, barcenas, barnas, bernas, briana's, brianna's, burkina's, cabanas, canas, carolina's, carolinas, cessna's, china's, cigna's, corona's, cortinas, dana's, delrina's, deltona's, despina's, diana's, donna's, donnas, drina's, drinas, encinas, farinas, ganas, gelinas, ghana's, gina's, ginas, gretna's, hanas, hanna's, hannahs, havana's, helena's, hercegovina's, herzegovina's, humana's, hyenas, iguanas, ilana's, indiana's, janas, katarina's, kimonos, krajina's, lagunas, lena's, llanas, lonas, lorena's, louisiana's, madonna's, magna's, manas, marinas, markunas, mascarenas, miscayuna's, mona's, montana's, nirvana's, nirvanas, o'canas, ocanas, oksana's, panas, pena's, planas, pseudomonas, quina's, rinas, sardinas, saunas, savannas, selena's, selinas, shobana's, shobanna's, sienna's, subpoenas, susquehanna's, taverna's, tavernas, tina's, tropicana's, vienna's, zenas
Tunas sounds like:
t'ang, taing, taiwan's, taiwanese, tamas, tames, tamez, taming, tamke, tamminga, tanaka, taneja, tang, tange, tango, tangos, tangqui, tangs, tanguay, taniguchi, tanis, tanjug, tank, tank's, tanke, tanks, tanning, tans, tansey, tanski, tansy, tanzi, tattooing, team's, teaming, teams, teams', teaneck, teeing, teeming, teems, teenage, teens, teensy, teething, temco, ten's, tenacious, tenancy, tench, tencza, teneyck, teng, tengiz, tenneco, tenneco's, tennessee, tennessee's, tennis, tennis's, tens, tense, tenuous, tetanus, tetons, teutonic, thames, thang, thank, thank's, thanks, thankyou, thanos, thawing, themes, theming, thence, thing, thing's, things, things', thingy, think, think's, thinks, thinnes, thinness, thinning, thins, thoennes, thomas, thomas', thomas's, thomasas, thomases, thomes, thoms, thong, thunk, thwing, tiding, tidings, tieing, tim's, time's, times, times', times's, timewise, timex, timing, timko, timmins, timmons, timms, tims, tina's, tinch, tines, ting, tinge, tingey, tinkey, tinoco, tins, titanic, titans, tithing, titinus, toeing, toenjes, tom's, tomahawk, tomahawks, tomako, tomako's, tomanek, tomas, tomasek, tomasi, tomasic, tomasik, tomasko, tomaso, tomassi, tomasso, tomaszewski, tomayko, tomczak, tomczyk, tomek, tomes, tomich, tomiichi, tomkiewicz, tomko, tommy's, toms, tomshich, tomsic, tonegawa, tones, tong, tonga, tonga's, tonge, tongs, tongue, tongues, tonic, tonics, toning, tonjes, tonk, tonka, tonka's, tonks, tonnage, tonnages, tonnes, tons, tony's, tonya's, tonyes, tonys, tonysk, totems, toting, totino's, touting, towing, town's, townes, townhouse, townhouses, towns, toying, tuitions, tumazos, tummies, tums, tums', tunes, tung, tung's, tunic, tunica, tunica's, tunick, tuning, tunis, tunisia, tunks, tunku, twain's, twang, twangy, twinge, twining, twinkie, twinkies, twins, twins', tydings, tying, tyminski, tynes