Difference - disagreement, inequity, contrast, dissimilarity, incompatibility
Idea - thought, concept, conception, notion, understanding, opinion, plan, view, belief
Place - space, area, spot, plot, region, location, situation, position, residence, dwelling, set, site, station, status, state
Predicament - quandary, dilemma, pickle, problem, plight, spot, scrape, jam
Story - tale, myth, legend, fable, yarn, account, narrative, chronicle, epic, sage, anecdote, record, memoir
Trouble - distress, anguish, anxiety, worry, wretchedness, pain, danger, peril, disaster, grief, misfortune, difficulty,