► 名詞
単独 [たんどく] [liter] meaning: alone rank: 2
☆ 彼はエベレストに単独登頂した ⇨ He solo ascented Everest
一人ぼっち [(4)ひとりぼっち] [coll] meaning: alone rank: 2
☆ 彼はいつも学校で一人ぼっちだ ⇨ He is always all alone at school
単身 [たんしん] [liter] meaning: alone rank: 3
☆ 彼はチームを離れて単身帰国した ⇨ He left the team and came back to the country by himself
単身赴任 [(5)たんしんふにん] meaning: alone rank: 3
☆ 彼は単身赴任した ⇨ He moved to a new workplace alone without moving his family (☛ A corporate employee to move to a new location a for temporary assignment without moving his family. Common in Japan for housing reasons, children’s education, etc.)
一人暮らし [(4)ひとりぐらし] meaning: alone rank: 3
☆ 彼は一人暮らしをしている ⇨ He lives alone (☛ Live alone)
孤軍奮闘 [(1)こぐんふんとう] meaning: alone rank: 4
☆ 彼女は自分の商売を始めようと孤軍奮闘した ⇨ She worked hard as one-person army in order to start her own business (☛ Fight without any help)
► 形容動詞
一人 [(2)ひとり] meaning: alone rank: 1
☆ 彼は一人で家を建てた ⇨ He built a house by himself
☆ 彼は一人で暮らしている ⇨ He lives alone
単独 [たんどく] meaning: alone rank: 2
☆ その部品を単独で買うことは出来ない ⇨ You can’t buy that part alone, separately
☆ それは彼が単独でやったことだ ⇨ That’s something he did by himself