Crossword Puzzle Trickle-down effect?

Clue: Trickle-down effect?

Effect of downgraded credit on a potential home buyer? (SEVERERMORTGAGE with 15 letters)
Is caught in a downpour (GETSWET with 7 letters)
Had a lasting effect (RESONATED with 9 letters)
Inmate heading downstairs? (DESCENDINGCON with 13 letters)
Grant and Downs (HUGHS with 5 letters)
Singing effect (TREMOLO with 7 letters)
Shots from downtown (TREYS with 5 letters)
Without a downside (NORISK with 6 letters)
Robert Downey Jr. movie (IRONMAN with 7 letters)
Effective (e.g. INFORCE with 7 letters)