Oubre rhymes with:
bubar, dewbre, gruber, guber, huber, hubor, luber, neuber, nuber, stuber, suber, uber, zuber
Oubre sounds like:
o'bara, o'barr, o'berry, o'haver, obar, obara, obarr, ober, oberry, oeuvre, ofer, offer, offerer, ohaver, opera, opere, opfer, opper, oprah, opry, ovary, over, overhear, overy