love, monomania, fixation, desire, warmth, study at hysteria, alienation, manic disorder, passion, disturbance, unbalance, concern, rage, brainsickness, craze, obsession, psychopathy, passionateness, enthusiasm, thing, insaneness, mental illness, sane, fetish, aberration, cacoethes, heat
insanity (part of speech: noun)
- I never fancied you bitten by the political mania." - "Ernest Maltravers, Complete", Edward Bulwer-Lytton.
- It is possible, however, to prevent the 'book- buying disease' from developing into a general collector's mania. - "The Great Book-Collectors", Charles Isaac Elton and Mary Augusta Elton.
- She must have a mania, there's no other explanation for it; but we're going to keep it all quiet. - "'Laramie;' or, The Queen of Bedlam.", Charles King.