HackerVoca

feed : nourish, sustain
fertile : productive, fecund adjective formal
able to produce many children, young animals, or crops; fertile
fecundity / / noun [uncountable], fruitful
fervent : ardent, earnest, heated, hot, burning, zealous,passionate


feud1 noun [countable]
an angry and often violent quarrel between two people or groups that lasts for a long time
[+ over]: a bitter feud over territory : hostility
fidelity : loyalty, faithfulness, devotion
fierce : ferocious adjective

1 violent, dangerous, and frightening: The battle was long and ferocious. | ferocious dogs

2 very strong, severe, and unpleasant: a ferocious headache | The heat was ferocious.

ferociously adverb
ferociousness noun [uncountable], wild, savage, cruel, brutal
fiery adjective

1 containing or looking like fire: a fiery sunset

2 bright red: a fiery blush

3 becoming angry very quickly: He has a very fiery temper.

4 showing or encouraging anger: a fiery speech

5 fiery foods taste very strong and hot : fervent, burning, afire