diffident

1 ENTRIES FOUND:
diffident /ˈdɪfɪdənt/ adjective
diffident
/ˈdɪfɪdənt/
adjective
Britannica Dictionary definition of DIFFIDENT
[more diffident; most diffident]
1 
: lacking confidence : not feeling comfortable around people
2 
: very careful about acting or speaking

— diffidence

/ˈdɪfədəns/ noun [noncount]

— diffidently

adverb