くたびれる
くたびれる · kutabireru · JLPT N2 · verb-ichidan
to wear out
🌿 草臥れる = grass + lie down: worn out like someone who collapsed onto grass after a long walk
草 means grass and 臥 means lie down. The kanji reads like a traveler who has flopped onto the grass after a long walk, which matches the sense of wearing out.