Which eight letter word beginning with ‘L’ and ending in ‘LY’ means richly?

Question

Beginning with "de", add letters from the given pool to create a seven-letter word which means "to withhold something". Do not rearrange the letters as you go.

Pool: E R V P I

1) DE
2) _ _ _
3) _ _ _ _
4) _ _ _ _ _
5) _ _ _ _ _ _
6) _ _ _ _ _ _ _

The hint gives definitions/clues for each additional word, except for the last word.

Answer 1

Lavishly means to be generous or extravagant.