Niznik rhymes with:
kwasnik, refusenik, resnick, reznick, reznik, woznick, zeleznik, allophonic, annick, anthropogenic, arsenic, audiotronic, avionic, banick, banik, bannick, baranek, barnick, bartnick, bartnik, bartunek, beatnik, belnick, bennick, beranek, bernick, blahnik, blatnik, blotnick, bochenek, bortnick, botanic, brannick, brennecke, bresnick, brunick, bubonic, budnick, budnik, calisthenic, carcinogenic, catatonic, celnik, chapnick, chernick, chovanec, chronic, clinic, conic, connick, cornick, cryogenic, cynic, czarnik, danek, demonic, deneke, denike, diasonic, diatonic, domenech, domenick, dominic, dominick, dominik, dubrovnik, electronic, embryonic, environic, ethnic, eugenic, fenech, fibronic, finnick, flextronic, formanek, franek, fronek, galvanic, ganglionic, ganic, germanic, gnomonic, gollnick, gornick, gornik, hallucinogenic, harmonic, hedonic, hegemonic, heinecke, heinicke, hellenic, henneke, hennick, hispanic, histrionic, hornick, hornik, hovanec, hronek, humenik, huneke, hutnick, hyaluronic, hydroponic, hynek, hypersonic, hypertonic, inorganic, ionic, ironic, isoelectronic, isotonic, jaenicke, janick, janicke, janik, jelinek, junek, juranek, kapnick, kessenich, kieschnick, kinnick, klutznick, kochanek, koranic, korenek, korinek, kostelnik, krenek, krenik, krivanek, kronick, krupnick, kwasnik, laconic, lasersonic, leptonic, lesnick, linnik, machnik, magellanic, manic, manik, martinek, masonic, mayernik, mazanec, mechanic, mednick, medtronic, melnick, melnik, melnyk, mernick, messianic, microelectronic, miltonic, minick, minnick, mitnick, mnemonic, monoclinic, monophonic, muchnick, multiethnic, munich, napoleonic, neoplatonic, neotenic, nucleonic, oceanic, olejnik, olenick, olenik, organic, orogenic, ovonic, panasonic, panek, panic, panik, pathogenic, penick, pennick, personic, pharaonic, philharmonic, phonic, photogenic, photronic, pinnick, planktonic, plantronic, platonic, plotnick, plutonic, pneumonic, polyphonic, polytechnic, posnick, propionic, psychogenic, punic, pyrotechnic, rasnick, refusenik, reineke, remnick, renick, rennick, resnick, resnik, respironic, reznick, reznik, rolnick, romanek, romanik, rudnick, rudnik, safranek, sardonic, satanic, scenic, schizophrenic, shinnick, simonich, skolnick, skolnik, slotnick, sonic, splenic, sputnik, stachnik, stadnik, stanek, stefanic, stefanick, stefanik, stepanek, subotnick, subvolcanic, suchanek, supersonic, sutnick, symphonic, synchronic, szczepanik, technic, tectonic, telectronic, telegenic, telemecanique, telephonic, teutonic, titanic, tomanek, tonic, transgenic, transoceanic, tranzonic, travnik, tronic, tunic, tunick, tympanic, ultrasonic, urbanik, vanik, varitronic, vennick, vernick, vinick, vinik, vinnick, volcanic, wanek, warnecke, warneke, warnick, waynick, wernecke, wernick, wernicke, wienecke, wieneke, winick, winik, winnick, wishnick, woznick, yanick, yanik, yannick, zahradnik, zavodnik, zelesnik, zeleznik, zelnick, zemanek, zlotnick, zvornik
Niznik sounds like:
nagging, nakanishi, nakasone's, nanchang, nanjing, nanking, nasons, new-mexicans, niceness, nickens, nicknames, nissan's, nissans, nixon's, nixons, non-nonsense, noneconomic, nonsense, nosiness, nosing, nuisance, nuisances, nunsense