dilemmas, conundrums, challenges, predicaments, problems, bugaboos, issues, pitfalls, paradoxes, questions, perplexities, enigmas, obstacles, woes, troubles, malaises, maladies, difficulties, imponderables, mysteries, riddle, crises, complexities, topics, vexations, paradox, perils, dichotomies, controversies, afflictions, imbroglios, travails, snafus, contradictions, anxieties, oddities, brainteaser, struggles, bugbears, insanities, terrors, incongruities, embarrassments, ills, nagging, snags, ironies, kerfuffles, gripes, notions, quirks, matters, unpleasantries, foibles, cliches, irritations, minefield, downfalls, philosophical, ambiguities, impediments, minutia, neuroses, missteps, peccadillos, constraints, realities, convolutions, musings, tribulations, esoterica, epiphanies, headaches, messes, shortcomings, dysfunctions, drawbacks, entanglements, koan, concepts, intricacies, upheavals, specters, answers, discomforts, angst, annoyances, obsessions, phenomenons, hindrances, demons, fascinations, hardships, impossibilities, idiosyncrasies, sagas, theories, truisms, fallacies, themes, nightmares, improbabilities, conundrum, prohlems, quandary, concerns, dilemma, impasses, weaknesses, inadequacies, needs, prob, puzzles