Words That Rhyme With "Pecos" :

2 syllables:

apus, betas, breakups, caucus, coccus, crocus, datas, degas, flatus, floccus, focus, fracas, fucus, glaucous, Glaucus, Gracchus, greatest, hocus, laitance, latest, lochus, locus, Lucas, magus, makeless, mucous, mucus, rachis, raucous, ruckus, shakeups, status, taketh, tragus, trochus, vaguest, vagus, Vegas, wakeless

3 syllables:

afflatus, amicus, autoicous, bodegas, caducous, Caracas, choragus, conatus, defocus, dioicous, Donatus, Granicus, hiatus, Jamaica's, meatus, monoicous, Ortegas, paroicous, pesetas, Pilatus, posticous, Priapus, refocus, synoicous

4 syllables:

altostratus, Cincinnatus, cirrostratus, comitatus, diplococcus, gonococcus, micrococcus, nimbostratus, pneumococcus, saleratus, seromucous, streptococcus, tetracoccus

5 syllables:

cumulostratus, Dryopithecus, enterococcus, meningococcus, pediococcus, staphylococcus