dogged, patient, persevering, persistent, pertinacious, tenacious
She was insistent that we should stay till lunchtime.
كانت مُصِرّة على أن نبقى لموعد الغداء.
She didn't want to go but her brother was insistent.
لم ترد الذهاب ولكن شقيقها كان مُصِرّاً.
I am insistent upon passing the exam this time.
أنا مُصِرّ على النجاح في الامتحان هذه المرة.
She is always insistent on achieving her goals and dreams.
لطالما كانت مُصِرّة على تحقيق أهدافها وأحلامها.
He was insistent on going to the party even though the weather was very cold.
كان مُصِرّاً على الذهاب إلى الحفلة على الرغم من برودة الطقس الشديدة.
1620s, "standing on something," from Latin insistentem (nominative insistens), present participle of insistere "stand on," also "urge, insist," from in- "upon" (from PIE root *en "in") + sistere "take a stand" (see assist (v.)). Meaning "persistent, urgent, demanding attention" is from 1868.