1. in a clumsy or awkward manner; without skill or coordination
2. in an uncertain or hesitant way; groping or searching uncertainly

Examples

• He fumblingly tried to unlock the door with cold, numb fingers.
• She fumblingly searched through her bag for her keys.
• The actor fumblingly delivered his lines, forgetting several words.
• He fumblingly attempted to assemble the furniture without reading the instructions.
• The child fumblingly tied her shoelaces for the first time.
• She fumblingly reached for the light switch in the dark room.