chary

adj.
cautious
shy, timid
hesitant about dangers and risks
fastidious, choosy
slow to grant, accept, or expend; sparing, frugal (a person chary of compliments)

Google is never chary of slobbery kisses.
He was chary of investing in a new harness for Google.
Sarah is chary of praises for Google.

similar words: cautious, hesitant, wary

dissimilar words: confident, lavish, trustful, brash, bold

chariness, charily, charier, chariest