Synonyms for Prevalent:

adj.

accepted (adjective)
conventional, established, approved, sanctioned, orthodox, accepted, traditional, Condoned, standard, customary.
accepted, widespread (adjective)
established, general, frequent, common, universal, habitual, current, prevailing, usual, ubiquitous, regnant, rife, customary.
frequent (adjective)
frequent, often, many, common, usual, recurrent, habitual, repeated.
spread out (adjective)
diffuse.
universal (adjective)
general, common, ubiquitous, mass, omnipresent, master, universal, collective, generic.

n.

numerous, diffuse, be everywhere, prolific. specific, widespread, regnant. prevalent (noun)
prevailing, rife, current.
widespread (noun)
study at prevailing, frequently met.

Other synonyms:

numerous. regnant. prolific. widespread. Other relevant words:
numerous, diffuse, specific, prolific, rife, regnant, widespread, current, prevailing.

Usage examples for prevalent

  1. The custom is also believed to have been prevalent to some extent not long ago in some parts of Ireland. – The Khasis by P. R. T. Gurdon
  2. The 'star' system is as prevalent as in England. – Town Life in Australia 1883 by R. E. N. (Richard) Twopeny