Yonan rhymes with:
ahonen, bohnen, conan, cronan, cronen, honan, koehnen, koenen, kohnen, kronen, lonon, onan, ronan, ronen
Yonan sounds like:
yahn, yam, yamaha, yamane, yamani, yamin, yan, yaney, yani, yanni, yannone, yano, yanomami, yaohan, yaun, yawn, yeaman, yemen, yemeni, yen, yene, yeoman, yim, yin, yohn, yom, yon, yona, yoneyama, yoon, youman, youn, younan, yuan, yuen, yum, yuma, yummy, yun