By Laura Matthews NEW YORK, Feb 6 (Reuters) - Wild swings in global currencies hammered corporate earnings in the past year, and while forex markets have gotten less choppy, some companies are seeking ways to guard profits and lower hedging costs. Though the dollar has pared its rally, strategists expect more gyrations in currency markets this year, as central banks adjust monetary policies to fight inflation. As the Federal Reserve aggressively hiked U.S. rates, forward points have increased across many currency pairs containing USD, said Amol Dhargalkar, managing partner and chairman at Chatham Financial.