un effusive (adjective) shy: quiet and self-conscious
Sinonime: afraid,
apprehensive,
averse, backward,
bashful,
cautious, chary,
circumspect,
conscious,
coy,
demure,
diffident, disinclined, distrustful,
fearful,
hesitant,
humble, indisposed,
introvert,
introverted,
loath,
loner,
modest,
nervous, recessive,
reluctant,
reserved,
reticent, retiring, self-effacing, shamefaced,
sheepish, shrinking, skittish,
suspicious,
timid, unassertive, unassured, uneager, uneffusive, unresponsive, unsocial,
unwilling,
waryAntonime: confident, extroverted, unashamed, unreserved, unshy