costume

(B2 名詞) a set of clothes that someone wears to make them look like someone or something else, for example in a play // 衣装, 扮装, 仮装, 着ぐるみ // “He arrived at the party dressed in a gorilla costume” // “The actors were already in costume when the director arrived” // (Cambridge Learner’s Dictionary)

haunt

(C1 動詞)  if the ghost of a dead person haunts a place, people say that they have seen it there // 〈幽霊などが〉〈場所・人〉に化(ば)けて出る, 現れる // “A headless rider haunts the country lanes” // “I’ll come back to haunt you!” // (Oxford Learner’s Dictionary)

skeleton

(B2 名詞) the structure of bones that supports the body of a person or an animal; a model of this structure // がいこつ【骸骨】// “The human skeleton consists of 206 bones” // “a dinosaur skeleton” // “Researchers have found a partial skeleton of an undiscovered species” // (Oxford Learner’s Dictionary)

sweat

(B2 動詞) the clear, salty liquid that you pass through your skin // 汗 // “The dancers were dripping with sweat after the morning’s rehearsal” // “By the time we’d climbed to the top of the hill, we were covered in sweat” // “She wiped the drops of sweat from her forehead” // (Cambridge Learner’s Dictionary)

stretch

(B2 動詞) to put your arms or legs out straight and contract your muscles // 〈手・足など〉を伸ばす; ストレッチ体操をする // “The exercises are designed to stretch and tone your leg muscles” // “Do you always stretch your muscles before exercise?” // (Oxford Learner’s Dictionary)