Knelt is a past tense verb that means to rest on the knees. There are several other synonyms for this word, such as kneeled, bowed, genuflected, prostrated, groveled, crouched, stooped, and bent down. Kneeled is perhaps the most common synonym for knelt, and it is used interchangeably with knelt. Bowing is another synonym that refers to kneeling as a sign of respect or worship. Genuflecting is a ceremonial form of kneeling commonly used in religious contexts. Prostrating is a more extreme synonym that means to lie face-down on the ground in a submissive or reverential posture. Overall, there are several synonyms for knelt that can be used depending on the context and degree of reverence involved.