孤独 /gūdú/ angolul

loneliness▼(condition of being lonely)
noun
[UK: ˈləʊn.lɪ.nəs] [US: ˈloʊn.li.nəs]

solitude [solitudes]▼(state of being alone)
noun
[UK: ˈsɒ.lɪ.tjuːd] [US: ˈsɑː.lə.ˌtuːd]

forlorn▼(miserable)
adjective
[UK: fə.ˈlɔːn] [US: fər.ˈlɔːrn]