child·like 
(chīldlīk′)
(chīldlīk′)adj.
Like or befitting a child, as in innocence, trustfulness, or candor.
- master bedroom
- master chief petty officer
- master class
- masterdom
- masterful
- masterfully
- masterfulness
- master gunnery sergeant
- master key
- masterliness
- masterly
- master mariner
- master mason
- mastermind
- master of ceremonies
- masterpiece
- master plan
- master race
- master's
- Masters
- Masters
- masters-at-arms
- master's degree
- master sergeant
- mastership