ゆるむ
ゆるむ 【緩む 】〖結び目などが 〗loosen ; 〖緊張などが 〗relax .▸ 緩んだ結び目 a loose [a slack ] knot .▸ 彼のロープを握る手が緩んだ His grip on the rope loosened .▸ このねじはよく緩む This screw often comes [works ] loose .▸ 気が緩んだ ⦅油断した ⦆すきに財布をすられた I was relaxing my guard [was off (my ) guard ] when I had my wallet picked .▸ 近ごろは規律も緩みがちだ Discipline tends to relax [be relaxed, be lax ] these days .▸ 寒さが緩んできた The cold is letting up .It' s getting less cold .