<p><strong>Adjective</strong></p><ul><li>severe in manner or appearance; uncompromising; strict; forbidding: an austere teacher.</li><li>rigorously self-disciplined and severely moral; ascetic; abstinent: the austere quality of life in the convent.</li><li>grave; sober; solemn; serious: an austere manner.</li><li>without excess, luxury, or ease; simple; limited; severe: an austere life.</li><li>severely simple; without ornament: austere writing.</li><li>rough to the taste; sour or harsh in flavor.</li></ul><p><strong>Antonyms</strong></p><ul><li>sybaritic, lush, comfortable, luxurious.</li></ul>