The word is be. Placed in front of low it spells below.
be-come, be-low, be-fore
What letters can go in front of the word quote and form a new word
Front mid Short Sound. :)
Front
Night
The prefix "un-" can be put in front of the word "describe" to create the word "undescribe."
water waterfront waterbed
a nine
over
rain long
The word you can put in front of time to make it a compound word is "lifetime."
There is no single English word that meets the criteria.