impediments, obstacles, bottlenecks, obstructions, difficulties, constraint, hitches, lacunas, challenges, roadblocks, hassles, inconveniences, hiccups, problems, hinderance, drawbacks, hurdles, barriers, discriminations, stumbling block, annoyances, disadvantages, limitations, bugbears, irritants, pitfalls, encumbrances, ambiguities, delays, adversities, fetters, shortcomings, hardships, encroachments, hiccoughs, backwardness, underdevelopment, botheration, glitches, constrictions, complexities, vices, prerequisites, downsides, snags, malaises, banes, issues, bugaboos, potentials, distractions, imperfections, distortions, technicalities, repercussion, impossibilities, hazards, setbacks, dilemmas, irritations, determent, interruptions, discomforts, instabilities, downfalls, conundrums, misunderstandings, oppressions, incapacities, blockages, detriments, malpractices, impositions, desideratum, nuisances, constraining, weaknesses, discords, formalities, complications, predicaments, quandaries, deficiencies, potentialities, burdens, incompatibility, contradictions, imperativeness, pressures, feasibilities, paradoxes, retarding, disruption, acrimonies, risks, infeasibility, incapability, exigencies, requisites, sufferings, miseries, red tape, impediment, hindrance, dangers, handicaps, deterrents, failings, handicap, difficulty