Irk rhymes with:
berch, berk, berke, berserk, birk, bjerke, bourke, burck, burk, burke, cirque, clerc, clercq, clerk, declerck, declercq, declerk, declerque, deklerk, derk, dirk, erck, erk, ferch, gerk, gerke, herk, jerk, kirch, kirk, klerk, kurk, leclerc, lerch, lurk, magouirk, mcguirk, mcgurk, merc, merck, merk, murch, murk, overwork, perc, perk, purk, quirk, quirke, rework, sherk, shirk, sirk, smirk, sterk, sturc, turck, turk, werk, werke, work, yerke, zirk
Irk sounds like:
i'ers, ihrig, ihrke, ira's, iraq, iraq's, iraqi, iraqi's, iraqis, iras, irick, iris, irises, irish, irks, iroquois, iwerks