No definitions found for 'fog whistle'
Perhaps one of these:
fish stick,
fossa cat,
fish kettle,
fish steak,
ficus deltoidea,
fugacity,
focussed,
fish chowder,
focused,
foggiest,
ficus diversifolia,
fascist,
fascistic,
focused vs unfocused focussed ,
fish story,
fussiest,
fuguist,
fascista,
fish stew,
fish strainer,
focus tube