fiffig betyder på engelska

nifty [niftier, niftiest]▼(good, useful)
adjective
[UK: ˈnɪf.ti] [US: ˈnɪf.ti]

shrewd [shrewder, shrewdest]▼(artful, tricky or cunning)
adjective
[UK: ʃruːd] [US: ˈʃruːd]