cleave

他承诺无论发生什么都会忠于他的妻子。

He promised to ___cleave to his wife no matter what happens.

村民们坚守着祖传的耕作方式，拒绝使用现代机械。

The villagers ___cleave to their ancestral farming practices, rejecting modern machinery.

即便在海外生活了几十年，他仍坚持着童年信仰中的仪式。

Even after decades abroad, he continues to ___cleave to the rituals of his childhood faith.