Denshi Jisho — Online Japanese dictionary

早 はや already; now; by this time
Common word, Noun 
早 はよ early
Noun, Adverb, Abbreviation 
最早 もはや 1: already; now;
2: no longer; not any more
Common word, Adverb 
気早 きばや quick-tempered; impatient
Na-adjective, Noun 
足早 あしばや quick-footed; light-footed; quick pace
Common word, Na-adjective, Adverbial noun, Noun 
口早 くちばや rapid talking
Na-adjective, Noun 
早早 そうそう 1: as soon as...; just after...; immediately after...;
2: (Adverb) hurriedly; in haste; quickly; promptly; early
Noun suffix, Adverbial noun 
早早 はやはや quickly
Adverb, Archaism 
早早 はやばや early; quickly; promptly
Adverb, Adverb taking the 'to' particle 
尚早 しょうそう prematurity
Na-adjective, Noun, No-adjective 
超っ早 ちょっぱや very fast; very early
Noun, Slang 
矢継早 やつぎばや rapid succession (e.g. questions)
Na-adjective, Noun, No-adjective 
矢継ぎ早 やつぎばや rapid succession (e.g. questions)
Na-adjective, Noun, No-adjective 
時期尚早 じきしょうそう premature
Common word, Na-adjective, Noun, No-adjective 
時機尚早 じきしょうそう before its time
Noun 

You can also

Look up kanji details for *早.

Try a Yahoo Jisho search for *早 .
Try a Goo Jisho search for *早 .
Try a Google search for *早 .