HinKhoj Dictionary

Feeble (निर्बल) - weak, frail
Ferocious (क्रूर) - cruel, fierce
Feud (पुश्‍तैनी रंजिश) - strife, quarrel
Fleeting (क्षणभंगुर) - transient, temporary
Fluctuate (उतार चढ़ाव) - deflect, vacillate
Forsake (त्यागना) - desert, renounce