1. Lacking boldness or confidence

See also: insecure

• stumpknocker
• stumpy
• stun
• stun baton
• stun gun
• stung
• stunned
• stunner
• stunning
• stunningly
• stunsail
• stunt
• stunt flier
• stunt flying
• stunt kite
• stunt man
• stunt pilot
• stunt woman
• stunted
• stuntedness
• stunting
• stupa
• stupe
• stupefacient
• stupefaction