Synonyms and related words :
awkward, baffling, bewildering, bothering, chastening, confounding, confusing, crushing, discomposing, disconcerting, dismaying, distracting, distressing, disturbing, enigmatic, humbling, humiliating, humiliative, intricate, mortifying, mysterious, mystifying, perplexing, perturbing, problematic, puzzling, shameful, shaming, touchy, uncomfortable, upsetting, worrying,