self-will

がん固さ,強情,わがまま=selfwill

self-will の類語

stubbornness, obstinacy, self-control, resoluteness, decision, will, purpose, self-command, possession, will power, pigheadedness, bullheadedness, self-possession, firmness, seriousness, perseverance, tenacity, willpower, commitment, resolve, determination, dedication, devotion, persistence, intolerance, bigotry, sincerity, obstinance, fanaticism, earnestness, firmness of purpose, dogmatism, relentlessness, intransigency, impenitence, pertinacity

self-will の言い換えを探すには

self-will（ん固さ）の類語・言い換え（パラフレーズ）を、日本語訳つきで関連度順に並べています。英作文の語彙を増やしたいとき、長文読解で本文と選択肢の言い換えを見抜きたいときに使えます。