► 名詞
先 [さき] meaning: tip rank: 1
☆ 指の先に棘が刺さった ⇨ A thorn got stuck at the tip of my finger
先端 [せんたん] meaning: tip rank: 2
☆ 針の先端 ⇨ The tip of a needle
先っちょ [さきっちょ] [coll] meaning: tip rank: 4
☆ 彼女はおちんちんの先っちょを少し舐めただけだった ⇨ She only sucked the tip of the cock a little
先っぽ [さきっぽ] [coll] meaning: tip rank: 4
☆ 彼はちんぽの先っぽを入れただけでイッてしまった ⇨ He came only when he put the tip of his cock inside