firmness

堅固;安定;断固

firmness の類語

stability, strength, resolution, resolve, constancy, soundness, steady state, security, decision, faith, commitment, resoluteness, density, nerve, loyalty, duration, solidity, consistency, firmness of purpose, reliability, endurance, allegiance, steadiness, body, cool, fidelity, persistence, purpose, durability, mass, standing, perseverance, balance, toughness, bond, tenacity, tie, rigidity, courage, concentration, stubbornness, substance, tension, patience, homeostasis, determination, dedication, true blue, attachment, thickness, devotion, validity, congestion, homage, equilibrium, authenticity, backbone, grit, adherence, specific gravity

firmness の反意語

unsoundness, weakness, instability, porosity, unreliability, hollowness, unsteadiness

関連語

firm

firmness の言い換えを探すには

firmness（堅固）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。