cap, cap's, capp, capped, capps, caps, kapp, kappes, kaps

cabbie, cabby, caddy, caffee, caffey, calley, cally, cammie, cammy, campi, campy, canney, canny, capley, cappa, capper, cappo, cappy's, capri, carry, cassie, catchy, cathey, cathie, cathy, catty, chappie, copy, crappie, cuppy, happy, kabi, kamei, kappa, kapper, kapur, kasey, kathi, kathie, kathy, kauppi, kopy, mapi, nappi, tapie