shy
noun
a quick throw
“he gave the ball a shy to the first baseman”
verb
start suddenly, as from fright
throw quickly
adjective
lacking self-confidence
“stood in the doorway diffident and abashed”
“problems that call for bold not timid responses”
short
“eleven is one shy of a dozen”
wary and distrustful; disposed to avoid persons or things
“shy of strangers”
Source: WordNet 3.1, Princeton University