YOU SAID:

his palms are sweaty knees weak arms are heavy theres vomit on his sweater already moms spaghetti hes nervous

INTO JAPANESE

彼の手のひらは汗をかいて膝が弱い腕は重いです

BACK INTO ENGLISH

His palm is sweating and his knees are weak Arms are heavy

INTO JAPANESE

彼の手のひらは発汗しており、彼の膝は衰弱している

BACK INTO ENGLISH

His palm is sweating and his knees are debilitating

INTO JAPANESE

彼の手のひらは発汗しており、彼の膝は衰弱させています

BACK INTO ENGLISH

His palm is sweating and his knees are debilitating