i Register
In some senses, niagara is marked as figuratively. Watch for register when choosing this word.
ADJ.
all, atlantic, famous, far, little, loose, veritable
A loose niagara of water cascaded down the rocky cliff during the heavy rainstorm.
VERB + NIAGARA
drown
The small boat was nearly drowned by a niagara of water pouring over the dam.
NIAGARA + NOUN
perspiration
After running the marathon in the summer heat, sweat poured down his face in a niagara of perspiration.
PREP.
from, with
Water cascaded from Niagara Falls with tremendous force and created a deafening roar.