Acerbic rhymes with:
ascorbic, aerobic, amoebic, anaerobic, arabic, ascorbic, babic, babik, berbick, bobek, bobick, brabec, cherubic, claustrophobic, cubic, dalbec, dobek, dombek, doubek, drabek, drabik, habich, heichelbech, homophobic, hrubik, jakubik, jerabek, kubic, kubick, kubik, mesbic, pewabic, phobic, polysyllabic, pubic, pulkrabek, rubik, sebek, sobek, stanbic, subic, syllabic, verbeke, xenophobic