shake while rinsing, pan for gold

tight / reliable

stable, fulfilled

be fast, securely in place / be reliable, level-headed / keep going, keep trying

to wash

(formal) Female third-person singular pronoun; she, her, girlfriend

(colloquial) a girlfriend (a female partner in a romantic relationship)

fast (in a firm or secure manner), tightly / surely, unwaveringly, steadily, reliably

(literary) they (about women or girls)

to put (something) in / to admit (someone) in / to tuck in (clothing)