Steepen
ahd-5
transitive & intransitive verb .
To make or become steep or steeper.
The Century Dictionary and Cyclopedia
To become steep.
the GNU version of the Collaborative International Dictionary of English
intransitive verb.
To become steep or steeper.
Wiktionary, Creative Commons Attribution/Share-Alike License
verb.
To make
steeper
.
verb.
To become
steeper
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
verb.
become steeper
verb.
make steeper
Word Usage
"So far as he can tell, as his maps had indicated, the river narrows and deepens as the hills steepen a kay or so east of where the force rests."
Form
steepened
steepening
Hypernym
Words that are more generic or abstract
alter
change
modify
verb-form
steepened
steepening
steepens