Last 2 letters of one of the words are "re".
acquire
aware
before
core
culture
ensure
entire
expire
feature
figure
fire
future
genre
gesture
glare
hire
ignore
inspire
lecture
leisure
measure
mixture
more
nature
obscure
picture
prepare
rare
require
retire
scare
share
spare
sphere
square
sure
there
unaware
venture
warfare
where
wire
The other word's last letter is "t" and I can sort of make out the letter before that, it's either an "r" or and "f"
Words ending on rt:
airport
alert
apart
art
cart
comfort
concert
depart
desert
dirt
divert
effort
heart
hurt
report
short
skirt
smart
sort
sport
start
Words ending on ft:
craft
draft
drift
gift
left
lift
shaft
shift
soft
swift
This limits your search to 2048*42*31, or 2.6 million possibilities.