bottom fishes (noun) bottom feeder: lowlife
Sinonime: above suspicion, angelic, blameless, chaste, clean, cleanhanded, clear, crimeless, exemplary, faultless, free of, good, guilt-free, guiltless, harmless, honest, immaculate, impeccable, impeccant, in the clear, inculpable, irreproachable, lawful, legal, legitimate, licit, lily-white, not guilty, pristine, pure, righteous, safe, sinless, spotless, stainless, unblemished, uncensurable, uncorrupt, unimpeachable, uninvolved, unoffending, unsullied, untainted, upright, virginal, virtuous